Home / 747,988.04-1,032,222.60-442,174.64

Finding the Fourth Proportional to 747,988.04, 1,032,222.60 and 442,174.64

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Solution

The fourth proportional to 747,988.04, 1,032,222.60 and 442,174.64 is: 610,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,988.04 : 1,032,222.60 = 442,174.64 : x
  2. Step 2: Convert to fraction form
    747,988.04/1,032,222.60 = 442,174.64/x
  3. Step 3: Cross multiply
    747,988.04x = 1,032,222.60 × 442,174.64
  4. Step 4: Simplify right side
    747,988.04x = 456,422,656,554.86
  5. Step 5: Solve for x
    x = 456,422,656,554.86/747,988.04
  6. Step 6: Final answer
    x = 610,200.47

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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.