Home / 456,470.10-684,705.15-367,899.30

Finding the Fourth Proportional to 456,470.10, 684,705.15 and 367,899.30

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Solution

The fourth proportional to 456,470.10, 684,705.15 and 367,899.30 is: 551,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,470.10 : 684,705.15 = 367,899.30 : x
  2. Step 2: Convert to fraction form
    456,470.10/684,705.15 = 367,899.30/x
  3. Step 3: Cross multiply
    456,470.10x = 684,705.15 × 367,899.30
  4. Step 4: Simplify right side
    456,470.10x = 251,902,545,391.40
  5. Step 5: Solve for x
    x = 251,902,545,391.40/456,470.10
  6. Step 6: Final answer
    x = 551,848.95

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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.