Home / 668,052.10-1,002,078.15-169,416.10

Finding the Fourth Proportional to 668,052.10, 1,002,078.15 and 169,416.10

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Solution

The fourth proportional to 668,052.10, 1,002,078.15 and 169,416.10 is: 254,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,052.10 : 1,002,078.15 = 169,416.10 : x
  2. Step 2: Convert to fraction form
    668,052.10/1,002,078.15 = 169,416.10/x
  3. Step 3: Cross multiply
    668,052.10x = 1,002,078.15 × 169,416.10
  4. Step 4: Simplify right side
    668,052.10x = 169,768,172,068.22
  5. Step 5: Solve for x
    x = 169,768,172,068.22/668,052.10
  6. Step 6: Final answer
    x = 254,124.15

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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.