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Finding the Fourth Proportional to 657,493.60, 986,240.40 and 500,029.60

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Solution

The fourth proportional to 657,493.60, 986,240.40 and 500,029.60 is: 750,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,493.60 : 986,240.40 = 500,029.60 : x
  2. Step 2: Convert to fraction form
    657,493.60/986,240.40 = 500,029.60/x
  3. Step 3: Cross multiply
    657,493.60x = 986,240.40 × 500,029.60
  4. Step 4: Simplify right side
    657,493.60x = 493,149,392,715.84
  5. Step 5: Solve for x
    x = 493,149,392,715.84/657,493.60
  6. Step 6: Final answer
    x = 750,044.40

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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.