Home / 938,052.30-1,407,769.65-377,489.10

Finding the Fourth Proportional to 938,052.30, 1,407,769.65 and 377,489.10

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Solution

The fourth proportional to 938,052.30, 1,407,769.65 and 377,489.10 is: 566,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,052.30 : 1,407,769.65 = 377,489.10 : x
  2. Step 2: Convert to fraction form
    938,052.30/1,407,769.65 = 377,489.10/x
  3. Step 3: Cross multiply
    938,052.30x = 1,407,769.65 × 377,489.10
  4. Step 4: Simplify right side
    938,052.30x = 531,417,698,185.82
  5. Step 5: Solve for x
    x = 531,417,698,185.82/938,052.30
  6. Step 6: Final answer
    x = 566,511.80

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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.