Home / 864,088.10-1,296,132.15-548,771.30

Finding the Fourth Proportional to 864,088.10, 1,296,132.15 and 548,771.30

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Solution

The fourth proportional to 864,088.10, 1,296,132.15 and 548,771.30 is: 823,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,088.10 : 1,296,132.15 = 548,771.30 : x
  2. Step 2: Convert to fraction form
    864,088.10/1,296,132.15 = 548,771.30/x
  3. Step 3: Cross multiply
    864,088.10x = 1,296,132.15 × 548,771.30
  4. Step 4: Simplify right side
    864,088.10x = 711,280,124,927.30
  5. Step 5: Solve for x
    x = 711,280,124,927.30/864,088.10
  6. Step 6: Final answer
    x = 823,156.95

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Double scale
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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.