Home / 887,068.15-1,330,602.23-256,002.55

Finding the Fourth Proportional to 887,068.15, 1,330,602.23 and 256,002.55

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Solution

The fourth proportional to 887,068.15, 1,330,602.23 and 256,002.55 is: 384,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,068.15 : 1,330,602.23 = 256,002.55 : x
  2. Step 2: Convert to fraction form
    887,068.15/1,330,602.23 = 256,002.55/x
  3. Step 3: Cross multiply
    887,068.15x = 1,330,602.23 × 256,002.55
  4. Step 4: Simplify right side
    887,068.15x = 340,637,562,635.67
  5. Step 5: Solve for x
    x = 340,637,562,635.67/887,068.15
  6. Step 6: Final answer
    x = 384,003.83

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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.