Home / 875,195.60-1,312,793.40-284,219.60

Finding the Fourth Proportional to 875,195.60, 1,312,793.40 and 284,219.60

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Solution

The fourth proportional to 875,195.60, 1,312,793.40 and 284,219.60 is: 426,329.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,195.60 : 1,312,793.40 = 284,219.60 : x
  2. Step 2: Convert to fraction form
    875,195.60/1,312,793.40 = 284,219.60/x
  3. Step 3: Cross multiply
    875,195.60x = 1,312,793.40 × 284,219.60
  4. Step 4: Simplify right side
    875,195.60x = 373,121,615,030.64
  5. Step 5: Solve for x
    x = 373,121,615,030.64/875,195.60
  6. Step 6: Final answer
    x = 426,329.40

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Similar ratio
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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.