Home / 748,702.34-1,033,206.96-409,170.62

Finding the Fourth Proportional to 748,702.34, 1,033,206.96 and 409,170.62

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Solution

The fourth proportional to 748,702.34, 1,033,206.96 and 409,170.62 is: 564,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,702.34 : 1,033,206.96 = 409,170.62 : x
  2. Step 2: Convert to fraction form
    748,702.34/1,033,206.96 = 409,170.62/x
  3. Step 3: Cross multiply
    748,702.34x = 1,033,206.96 × 409,170.62
  4. Step 4: Simplify right side
    748,702.34x = 422,757,932,411.52
  5. Step 5: Solve for x
    x = 422,757,932,411.52/748,702.34
  6. Step 6: Final answer
    x = 564,654.22

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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.