Home / 668,056.10-1,002,084.15-169,420.10

Finding the Fourth Proportional to 668,056.10, 1,002,084.15 and 169,420.10

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Solution

The fourth proportional to 668,056.10, 1,002,084.15 and 169,420.10 is: 254,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,056.10 : 1,002,084.15 = 169,420.10 : x
  2. Step 2: Convert to fraction form
    668,056.10/1,002,084.15 = 169,420.10/x
  3. Step 3: Cross multiply
    668,056.10x = 1,002,084.15 × 169,420.10
  4. Step 4: Simplify right side
    668,056.10x = 169,773,196,901.42
  5. Step 5: Solve for x
    x = 169,773,196,901.42/668,056.10
  6. Step 6: Final answer
    x = 254,130.15

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Similar ratio
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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.