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Finding the Fourth Proportional to 755,587, 1,042,710.06 and 416,054.44

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Solution

The fourth proportional to 755,587, 1,042,710.06 and 416,054.44 is: 574,155.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,587 : 1,042,710.06 = 416,054.44 : x
  2. Step 2: Convert to fraction form
    755,587/1,042,710.06 = 416,054.44/x
  3. Step 3: Cross multiply
    755,587x = 1,042,710.06 × 416,054.44
  4. Step 4: Simplify right side
    755,587x = 433,824,150,095.67
  5. Step 5: Solve for x
    x = 433,824,150,095.67/755,587
  6. Step 6: Final answer
    x = 574,155.13

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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.