Home / 912,248.80-1,368,373.20-576,325.60

Finding the Fourth Proportional to 912,248.80, 1,368,373.20 and 576,325.60

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Solution

The fourth proportional to 912,248.80, 1,368,373.20 and 576,325.60 is: 864,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,248.80 : 1,368,373.20 = 576,325.60 : x
  2. Step 2: Convert to fraction form
    912,248.80/1,368,373.20 = 576,325.60/x
  3. Step 3: Cross multiply
    912,248.80x = 1,368,373.20 × 576,325.60
  4. Step 4: Simplify right side
    912,248.80x = 788,628,505,513.92
  5. Step 5: Solve for x
    x = 788,628,505,513.92/912,248.80
  6. Step 6: Final answer
    x = 864,488.40

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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.