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Finding the Fourth Proportional to 442,179.33, 610,223.82 and 251,225.07

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Solution

The fourth proportional to 442,179.33, 610,223.82 and 251,225.07 is: 346,699.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,179.33 : 610,223.82 = 251,225.07 : x
  2. Step 2: Convert to fraction form
    442,179.33/610,223.82 = 251,225.07/x
  3. Step 3: Cross multiply
    442,179.33x = 610,223.82 × 251,225.07
  4. Step 4: Simplify right side
    442,179.33x = 153,303,521,895.17
  5. Step 5: Solve for x
    x = 153,303,521,895.17/442,179.33
  6. Step 6: Final answer
    x = 346,699.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.