Home / 434,244.93-651,346.53-118,702.55

Finding the Fourth Proportional to 434,244.93, 651,346.53 and 118,702.55

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Solution

The fourth proportional to 434,244.93, 651,346.53 and 118,702.55 is: 178,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,244.93 : 651,346.53 = 118,702.55 : x
  2. Step 2: Convert to fraction form
    434,244.93/651,346.53 = 118,702.55/x
  3. Step 3: Cross multiply
    434,244.93x = 651,346.53 × 118,702.55
  4. Step 4: Simplify right side
    434,244.93x = 77,316,490,787.92
  5. Step 5: Solve for x
    x = 77,316,490,787.92/434,244.93
  6. Step 6: Final answer
    x = 178,048.11

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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.