Home / 554,933.60-832,246.80-222,543.20

Finding the Fourth Proportional to 554,933.60, 832,246.80 and 222,543.20

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Solution

The fourth proportional to 554,933.60, 832,246.80 and 222,543.20 is: 333,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,933.60 : 832,246.80 = 222,543.20 : x
  2. Step 2: Convert to fraction form
    554,933.60/832,246.80 = 222,543.20/x
  3. Step 3: Cross multiply
    554,933.60x = 832,246.80 × 222,543.20
  4. Step 4: Simplify right side
    554,933.60x = 185,210,866,061.76
  5. Step 5: Solve for x
    x = 185,210,866,061.76/554,933.60
  6. Step 6: Final answer
    x = 333,753.20

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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.