Home / 702,657.90-1,053,829.19-323,214.21

Finding the Fourth Proportional to 702,657.90, 1,053,829.19 and 323,214.21

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Solution

The fourth proportional to 702,657.90, 1,053,829.19 and 323,214.21 is: 484,748.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,657.90 : 1,053,829.19 = 323,214.21 : x
  2. Step 2: Convert to fraction form
    702,657.90/1,053,829.19 = 323,214.21/x
  3. Step 3: Cross multiply
    702,657.90x = 1,053,829.19 × 323,214.21
  4. Step 4: Simplify right side
    702,657.90x = 340,612,569,928.83
  5. Step 5: Solve for x
    x = 340,612,569,928.83/702,657.90
  6. Step 6: Final answer
    x = 484,748.79

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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.