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Finding the Fourth Proportional to 497,641.60, 746,462.40 and 373,225.60

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Solution

The fourth proportional to 497,641.60, 746,462.40 and 373,225.60 is: 559,838.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,641.60 : 746,462.40 = 373,225.60 : x
  2. Step 2: Convert to fraction form
    497,641.60/746,462.40 = 373,225.60/x
  3. Step 3: Cross multiply
    497,641.60x = 746,462.40 × 373,225.60
  4. Step 4: Simplify right side
    497,641.60x = 278,598,877,117.44
  5. Step 5: Solve for x
    x = 278,598,877,117.44/497,641.60
  6. Step 6: Final answer
    x = 559,838.40

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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.