Home / 739,553.30-1,020,557.04-464,059.55

Finding the Fourth Proportional to 739,553.30, 1,020,557.04 and 464,059.55

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Solution

The fourth proportional to 739,553.30, 1,020,557.04 and 464,059.55 is: 640,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,553.30 : 1,020,557.04 = 464,059.55 : x
  2. Step 2: Convert to fraction form
    739,553.30/1,020,557.04 = 464,059.55/x
  3. Step 3: Cross multiply
    739,553.30x = 1,020,557.04 × 464,059.55
  4. Step 4: Simplify right side
    739,553.30x = 473,599,240,731.73
  5. Step 5: Solve for x
    x = 473,599,240,731.73/739,553.30
  6. Step 6: Final answer
    x = 640,385.54

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Double scale
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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.