Home / 559,637.70-839,456.55-180,557.70

Finding the Fourth Proportional to 559,637.70, 839,456.55 and 180,557.70

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Solution

The fourth proportional to 559,637.70, 839,456.55 and 180,557.70 is: 270,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,637.70 : 839,456.55 = 180,557.70 : x
  2. Step 2: Convert to fraction form
    559,637.70/839,456.55 = 180,557.70/x
  3. Step 3: Cross multiply
    559,637.70x = 839,456.55 × 180,557.70
  4. Step 4: Simplify right side
    559,637.70x = 151,570,343,917.94
  5. Step 5: Solve for x
    x = 151,570,343,917.94/559,637.70
  6. Step 6: Final answer
    x = 270,836.55

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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.