Home / 1,078,851.60-1,618,277.40-368,773.20

Finding the Fourth Proportional to 1,078,851.60, 1,618,277.40 and 368,773.20

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Solution

The fourth proportional to 1,078,851.60, 1,618,277.40 and 368,773.20 is: 553,159.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,851.60 : 1,618,277.40 = 368,773.20 : x
  2. Step 2: Convert to fraction form
    1,078,851.60/1,618,277.40 = 368,773.20/x
  3. Step 3: Cross multiply
    1,078,851.60x = 1,618,277.40 × 368,773.20
  4. Step 4: Simplify right side
    1,078,851.60x = 596,777,335,285.68
  5. Step 5: Solve for x
    x = 596,777,335,285.68/1,078,851.60
  6. Step 6: Final answer
    x = 553,159.80

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Similar ratio
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1.5x scale

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.