Home / 731,354.19-1,009,275.20-409,094.26

Finding the Fourth Proportional to 731,354.19, 1,009,275.20 and 409,094.26

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Solution

The fourth proportional to 731,354.19, 1,009,275.20 and 409,094.26 is: 564,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,354.19 : 1,009,275.20 = 409,094.26 : x
  2. Step 2: Convert to fraction form
    731,354.19/1,009,275.20 = 409,094.26/x
  3. Step 3: Cross multiply
    731,354.19x = 1,009,275.20 × 409,094.26
  4. Step 4: Simplify right side
    731,354.19x = 412,888,691,080.35
  5. Step 5: Solve for x
    x = 412,888,691,080.35/731,354.19
  6. Step 6: Final answer
    x = 564,553.67

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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.