Home / 724,582.56-1,086,908.79-238,253.93

Finding the Fourth Proportional to 724,582.56, 1,086,908.79 and 238,253.93

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Solution

The fourth proportional to 724,582.56, 1,086,908.79 and 238,253.93 is: 357,392.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,582.56 : 1,086,908.79 = 238,253.93 : x
  2. Step 2: Convert to fraction form
    724,582.56/1,086,908.79 = 238,253.93/x
  3. Step 3: Cross multiply
    724,582.56x = 1,086,908.79 × 238,253.93
  4. Step 4: Simplify right side
    724,582.56x = 258,960,293,486.32
  5. Step 5: Solve for x
    x = 258,960,293,486.32/724,582.56
  6. Step 6: Final answer
    x = 357,392.39

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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.