Home / 434,316.60-651,572.10-168,053.40

Finding the Fourth Proportional to 434,316.60, 651,572.10 and 168,053.40

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Solution

The fourth proportional to 434,316.60, 651,572.10 and 168,053.40 is: 252,117.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,316.60 : 651,572.10 = 168,053.40 : x
  2. Step 2: Convert to fraction form
    434,316.60/651,572.10 = 168,053.40/x
  3. Step 3: Cross multiply
    434,316.60x = 651,572.10 × 168,053.40
  4. Step 4: Simplify right side
    434,316.60x = 109,498,906,750.14
  5. Step 5: Solve for x
    x = 109,498,906,750.14/434,316.60
  6. Step 6: Final answer
    x = 252,117.71

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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.