Home / 992,113.60-1,488,753.60-361,091.20

Finding the Fourth Proportional to 992,113.60, 1,488,753.60 and 361,091.20

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Solution

The fourth proportional to 992,113.60, 1,488,753.60 and 361,091.20 is: 541,849.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,113.60 : 1,488,753.60 = 361,091.20 : x
  2. Step 2: Convert to fraction form
    992,113.60/1,488,753.60 = 361,091.20/x
  3. Step 3: Cross multiply
    992,113.60x = 1,488,753.60 × 361,091.20
  4. Step 4: Simplify right side
    992,113.60x = 537,575,823,928.32
  5. Step 5: Solve for x
    x = 537,575,823,928.32/992,113.60
  6. Step 6: Final answer
    x = 541,849.06

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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.