Home / 739,628.56-1,020,413.46-546,501.88

Finding the Fourth Proportional to 739,628.56, 1,020,413.46 and 546,501.88

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Solution

The fourth proportional to 739,628.56, 1,020,413.46 and 546,501.88 is: 753,970.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,628.56 : 1,020,413.46 = 546,501.88 : x
  2. Step 2: Convert to fraction form
    739,628.56/1,020,413.46 = 546,501.88/x
  3. Step 3: Cross multiply
    739,628.56x = 1,020,413.46 × 546,501.88
  4. Step 4: Simplify right side
    739,628.56x = 557,657,874,267.31
  5. Step 5: Solve for x
    x = 557,657,874,267.31/739,628.56
  6. Step 6: Final answer
    x = 753,970.17

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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.