Home / 755,413.98-1,042,546.60-564,095.22

Finding the Fourth Proportional to 755,413.98, 1,042,546.60 and 564,095.22

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Solution

The fourth proportional to 755,413.98, 1,042,546.60 and 564,095.22 is: 778,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,413.98 : 1,042,546.60 = 564,095.22 : x
  2. Step 2: Convert to fraction form
    755,413.98/1,042,546.60 = 564,095.22/x
  3. Step 3: Cross multiply
    755,413.98x = 1,042,546.60 × 564,095.22
  4. Step 4: Simplify right side
    755,413.98x = 588,095,553,687.25
  5. Step 5: Solve for x
    x = 588,095,553,687.25/755,413.98
  6. Step 6: Final answer
    x = 778,507.64

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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.