Home / 724,895.69-1,087,477.28-238,605.30

Finding the Fourth Proportional to 724,895.69, 1,087,477.28 and 238,605.30

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Solution

The fourth proportional to 724,895.69, 1,087,477.28 and 238,605.30 is: 357,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,895.69 : 1,087,477.28 = 238,605.30 : x
  2. Step 2: Convert to fraction form
    724,895.69/1,087,477.28 = 238,605.30/x
  3. Step 3: Cross multiply
    724,895.69x = 1,087,477.28 × 238,605.30
  4. Step 4: Simplify right side
    724,895.69x = 259,477,842,339.33
  5. Step 5: Solve for x
    x = 259,477,842,339.33/724,895.69
  6. Step 6: Final answer
    x = 357,951.98

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Double scale
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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.