Home / 291,743.70-437,583.15-239,061.30

Finding the Fourth Proportional to 291,743.70, 437,583.15 and 239,061.30

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Solution

The fourth proportional to 291,743.70, 437,583.15 and 239,061.30 is: 358,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,743.70 : 437,583.15 = 239,061.30 : x
  2. Step 2: Convert to fraction form
    291,743.70/437,583.15 = 239,061.30/x
  3. Step 3: Cross multiply
    291,743.70x = 437,583.15 × 239,061.30
  4. Step 4: Simplify right side
    291,743.70x = 104,609,196,697.10
  5. Step 5: Solve for x
    x = 104,609,196,697.10/291,743.70
  6. Step 6: Final answer
    x = 358,565.40

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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.