Home / 727,737.60-1,091,606.40-229,036.80

Finding the Fourth Proportional to 727,737.60, 1,091,606.40 and 229,036.80

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Solution

The fourth proportional to 727,737.60, 1,091,606.40 and 229,036.80 is: 343,555.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,737.60 : 1,091,606.40 = 229,036.80 : x
  2. Step 2: Convert to fraction form
    727,737.60/1,091,606.40 = 229,036.80/x
  3. Step 3: Cross multiply
    727,737.60x = 1,091,606.40 × 229,036.80
  4. Step 4: Simplify right side
    727,737.60x = 250,018,036,715.52
  5. Step 5: Solve for x
    x = 250,018,036,715.52/727,737.60
  6. Step 6: Final answer
    x = 343,555.20

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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.