Home / 755,411.49-1,042,543.16-564,092.73

Finding the Fourth Proportional to 755,411.49, 1,042,543.16 and 564,092.73

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Solution

The fourth proportional to 755,411.49, 1,042,543.16 and 564,092.73 is: 778,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,411.49 : 1,042,543.16 = 564,092.73 : x
  2. Step 2: Convert to fraction form
    755,411.49/1,042,543.16 = 564,092.73/x
  3. Step 3: Cross multiply
    755,411.49x = 1,042,543.16 × 564,092.73
  4. Step 4: Simplify right side
    755,411.49x = 588,091,017,267.23
  5. Step 5: Solve for x
    x = 588,091,017,267.23/755,411.49
  6. Step 6: Final answer
    x = 778,504.20

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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.