Home / 898,357.56-1,346,013.72-542,624.22

Finding the Fourth Proportional to 898,357.56, 1,346,013.72 and 542,624.22

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Solution

The fourth proportional to 898,357.56, 1,346,013.72 and 542,624.22 is: 813,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,357.56 : 1,346,013.72 = 542,624.22 : x
  2. Step 2: Convert to fraction form
    898,357.56/1,346,013.72 = 542,624.22/x
  3. Step 3: Cross multiply
    898,357.56x = 1,346,013.72 × 542,624.22
  4. Step 4: Simplify right side
    898,357.56x = 730,379,644,924.30
  5. Step 5: Solve for x
    x = 730,379,644,924.30/898,357.56
  6. Step 6: Final answer
    x = 813,016.64

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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.