Home / 734,577.64-1,102,456.98-379,695.64

Finding the Fourth Proportional to 734,577.64, 1,102,456.98 and 379,695.64

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Solution

The fourth proportional to 734,577.64, 1,102,456.98 and 379,695.64 is: 569,848.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,577.64 : 1,102,456.98 = 379,695.64 : x
  2. Step 2: Convert to fraction form
    734,577.64/1,102,456.98 = 379,695.64/x
  3. Step 3: Cross multiply
    734,577.64x = 1,102,456.98 × 379,695.64
  4. Step 4: Simplify right side
    734,577.64x = 418,598,108,593.57
  5. Step 5: Solve for x
    x = 418,598,108,593.57/734,577.64
  6. Step 6: Final answer
    x = 569,848.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.