Home / 755,025.38-1,041,935.18-415,493.63

Finding the Fourth Proportional to 755,025.38, 1,041,935.18 and 415,493.63

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Solution

The fourth proportional to 755,025.38, 1,041,935.18 and 415,493.63 is: 573,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,025.38 : 1,041,935.18 = 415,493.63 : x
  2. Step 2: Convert to fraction form
    755,025.38/1,041,935.18 = 415,493.63/x
  3. Step 3: Cross multiply
    755,025.38x = 1,041,935.18 × 415,493.63
  4. Step 4: Simplify right side
    755,025.38x = 432,917,422,875.76
  5. Step 5: Solve for x
    x = 432,917,422,875.76/755,025.38
  6. Step 6: Final answer
    x = 573,381.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.