Home / 849,624.12-1,172,478.54-467,651.16

Finding the Fourth Proportional to 849,624.12, 1,172,478.54 and 467,651.16

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Solution

The fourth proportional to 849,624.12, 1,172,478.54 and 467,651.16 is: 645,357.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,624.12 : 1,172,478.54 = 467,651.16 : x
  2. Step 2: Convert to fraction form
    849,624.12/1,172,478.54 = 467,651.16/x
  3. Step 3: Cross multiply
    849,624.12x = 1,172,478.54 × 467,651.16
  4. Step 4: Simplify right side
    849,624.12x = 548,310,949,306.11
  5. Step 5: Solve for x
    x = 548,310,949,306.11/849,624.12
  6. Step 6: Final answer
    x = 645,357.09

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.