Home / 434,261.01-651,391.79-118,694.19

Finding the Fourth Proportional to 434,261.01, 651,391.79 and 118,694.19

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Solution

The fourth proportional to 434,261.01, 651,391.79 and 118,694.19 is: 178,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,261.01 : 651,391.79 = 118,694.19 : x
  2. Step 2: Convert to fraction form
    434,261.01/651,391.79 = 118,694.19/x
  3. Step 3: Cross multiply
    434,261.01x = 651,391.79 × 118,694.19
  4. Step 4: Simplify right side
    434,261.01x = 77,316,420,886.70
  5. Step 5: Solve for x
    x = 77,316,420,886.70/434,261.01
  6. Step 6: Final answer
    x = 178,041.36

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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.