Home / 654,002.20-917,702.60-654,002.20

Finding the Fourth Proportional to 654,002.20, 917,702.60 and 654,002.20

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Solution

The fourth proportional to 654,002.20, 917,702.60 and 654,002.20 is: 917,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,002.20 : 917,702.60 = 654,002.20 : x
  2. Step 2: Convert to fraction form
    654,002.20/917,702.60 = 654,002.20/x
  3. Step 3: Cross multiply
    654,002.20x = 917,702.60 × 654,002.20
  4. Step 4: Simplify right side
    654,002.20x = 600,179,519,345.72
  5. Step 5: Solve for x
    x = 600,179,519,345.72/654,002.20
  6. Step 6: Final answer
    x = 917,702.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.