Home / 724,458.10-1,086,848.42-238,162.22

Finding the Fourth Proportional to 724,458.10, 1,086,848.42 and 238,162.22

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Solution

The fourth proportional to 724,458.10, 1,086,848.42 and 238,162.22 is: 357,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,458.10 : 1,086,848.42 = 238,162.22 : x
  2. Step 2: Convert to fraction form
    724,458.10/1,086,848.42 = 238,162.22/x
  3. Step 3: Cross multiply
    724,458.10x = 1,086,848.42 × 238,162.22
  4. Step 4: Simplify right side
    724,458.10x = 258,846,232,510.69
  5. Step 5: Solve for x
    x = 258,846,232,510.69/724,458.10
  6. Step 6: Final answer
    x = 357,296.35

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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.