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Finding the Fourth Proportional to 608,453.46, 912,681.75 and 248,624.32

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Solution

The fourth proportional to 608,453.46, 912,681.75 and 248,624.32 is: 372,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,453.46 : 912,681.75 = 248,624.32 : x
  2. Step 2: Convert to fraction form
    608,453.46/912,681.75 = 248,624.32/x
  3. Step 3: Cross multiply
    608,453.46x = 912,681.75 × 248,624.32
  4. Step 4: Simplify right side
    608,453.46x = 226,914,879,132.82
  5. Step 5: Solve for x
    x = 226,914,879,132.82/608,453.46
  6. Step 6: Final answer
    x = 372,937.12

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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.