Home / 993,141.60-1,489,726.28-283,169.92

Finding the Fourth Proportional to 993,141.60, 1,489,726.28 and 283,169.92

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Solution

The fourth proportional to 993,141.60, 1,489,726.28 and 283,169.92 is: 424,758.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,141.60 : 1,489,726.28 = 283,169.92 : x
  2. Step 2: Convert to fraction form
    993,141.60/1,489,726.28 = 283,169.92/x
  3. Step 3: Cross multiply
    993,141.60x = 1,489,726.28 × 283,169.92
  4. Step 4: Simplify right side
    993,141.60x = 421,845,671,529.50
  5. Step 5: Solve for x
    x = 421,845,671,529.50/993,141.60
  6. Step 6: Final answer
    x = 424,758.84

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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.