Home / 748,951.56-1,032,740.33-476,671.07

Finding the Fourth Proportional to 748,951.56, 1,032,740.33 and 476,671.07

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Solution

The fourth proportional to 748,951.56, 1,032,740.33 and 476,671.07 is: 657,288.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,951.56 : 1,032,740.33 = 476,671.07 : x
  2. Step 2: Convert to fraction form
    748,951.56/1,032,740.33 = 476,671.07/x
  3. Step 3: Cross multiply
    748,951.56x = 1,032,740.33 × 476,671.07
  4. Step 4: Simplify right side
    748,951.56x = 492,277,438,331.75
  5. Step 5: Solve for x
    x = 492,277,438,331.75/748,951.56
  6. Step 6: Final answer
    x = 657,288.75

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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.