Home / 755,411.99-1,042,543.85-564,093.23

Finding the Fourth Proportional to 755,411.99, 1,042,543.85 and 564,093.23

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Solution

The fourth proportional to 755,411.99, 1,042,543.85 and 564,093.23 is: 778,504.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,411.99 : 1,042,543.85 = 564,093.23 : x
  2. Step 2: Convert to fraction form
    755,411.99/1,042,543.85 = 564,093.23/x
  3. Step 3: Cross multiply
    755,411.99x = 1,042,543.85 × 564,093.23
  4. Step 4: Simplify right side
    755,411.99x = 588,091,919,729.95
  5. Step 5: Solve for x
    x = 588,091,919,729.95/755,411.99
  6. Step 6: Final answer
    x = 778,504.88

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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.