Home / 1,009,701.60-1,514,552.40-299,839.20

Finding the Fourth Proportional to 1,009,701.60, 1,514,552.40 and 299,839.20

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Solution

The fourth proportional to 1,009,701.60, 1,514,552.40 and 299,839.20 is: 449,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,701.60 : 1,514,552.40 = 299,839.20 : x
  2. Step 2: Convert to fraction form
    1,009,701.60/1,514,552.40 = 299,839.20/x
  3. Step 3: Cross multiply
    1,009,701.60x = 1,514,552.40 × 299,839.20
  4. Step 4: Simplify right side
    1,009,701.60x = 454,122,179,974.08
  5. Step 5: Solve for x
    x = 454,122,179,974.08/1,009,701.60
  6. Step 6: Final answer
    x = 449,758.80

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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.