Home / 629,931.40-944,897.10-470,499.10

Finding the Fourth Proportional to 629,931.40, 944,897.10 and 470,499.10

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Solution

The fourth proportional to 629,931.40, 944,897.10 and 470,499.10 is: 705,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,931.40 : 944,897.10 = 470,499.10 : x
  2. Step 2: Convert to fraction form
    629,931.40/944,897.10 = 470,499.10/x
  3. Step 3: Cross multiply
    629,931.40x = 944,897.10 × 470,499.10
  4. Step 4: Simplify right side
    629,931.40x = 444,573,235,142.61
  5. Step 5: Solve for x
    x = 444,573,235,142.61/629,931.40
  6. Step 6: Final answer
    x = 705,748.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.