Home / 767,526.97-1,059,204.17-423,373.36

Finding the Fourth Proportional to 767,526.97, 1,059,204.17 and 423,373.36

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Solution

The fourth proportional to 767,526.97, 1,059,204.17 and 423,373.36 is: 584,264.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,526.97 : 1,059,204.17 = 423,373.36 : x
  2. Step 2: Convert to fraction form
    767,526.97/1,059,204.17 = 423,373.36/x
  3. Step 3: Cross multiply
    767,526.97x = 1,059,204.17 × 423,373.36
  4. Step 4: Simplify right side
    767,526.97x = 448,438,828,378.91
  5. Step 5: Solve for x
    x = 448,438,828,378.91/767,526.97
  6. Step 6: Final answer
    x = 584,264.59

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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.