Home / 434,330.78-651,583.26-150,031.71

Finding the Fourth Proportional to 434,330.78, 651,583.26 and 150,031.71

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Solution

The fourth proportional to 434,330.78, 651,583.26 and 150,031.71 is: 225,077.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,330.78 : 651,583.26 = 150,031.71 : x
  2. Step 2: Convert to fraction form
    434,330.78/651,583.26 = 150,031.71/x
  3. Step 3: Cross multiply
    434,330.78x = 651,583.26 × 150,031.71
  4. Step 4: Simplify right side
    434,330.78x = 97,758,150,705.17
  5. Step 5: Solve for x
    x = 97,758,150,705.17/434,330.78
  6. Step 6: Final answer
    x = 225,077.65

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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.