Home / 652,147.29-900,038.25-434,343.96

Finding the Fourth Proportional to 652,147.29, 900,038.25 and 434,343.96

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Solution

The fourth proportional to 652,147.29, 900,038.25 and 434,343.96 is: 599,444.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,147.29 : 900,038.25 = 434,343.96 : x
  2. Step 2: Convert to fraction form
    652,147.29/900,038.25 = 434,343.96/x
  3. Step 3: Cross multiply
    652,147.29x = 900,038.25 × 434,343.96
  4. Step 4: Simplify right side
    652,147.29x = 390,926,177,656.47
  5. Step 5: Solve for x
    x = 390,926,177,656.47/652,147.29
  6. Step 6: Final answer
    x = 599,444.61

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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.