Home / 755,040.43-1,041,955.94-415,508.68

Finding the Fourth Proportional to 755,040.43, 1,041,955.94 and 415,508.68

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Solution

The fourth proportional to 755,040.43, 1,041,955.94 and 415,508.68 is: 573,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,040.43 : 1,041,955.94 = 415,508.68 : x
  2. Step 2: Convert to fraction form
    755,040.43/1,041,955.94 = 415,508.68/x
  3. Step 3: Cross multiply
    755,040.43x = 1,041,955.94 × 415,508.68
  4. Step 4: Simplify right side
    755,040.43x = 432,941,737,247.56
  5. Step 5: Solve for x
    x = 432,941,737,247.56/755,040.43
  6. Step 6: Final answer
    x = 573,402.06

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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.