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Finding the Fourth Proportional to 343,450.52, 473,549.82 and 222,547.68

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Solution

The fourth proportional to 343,450.52, 473,549.82 and 222,547.68 is: 306,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,450.52 : 473,549.82 = 222,547.68 : x
  2. Step 2: Convert to fraction form
    343,450.52/473,549.82 = 222,547.68/x
  3. Step 3: Cross multiply
    343,450.52x = 473,549.82 × 222,547.68
  4. Step 4: Simplify right side
    343,450.52x = 105,387,413,805.42
  5. Step 5: Solve for x
    x = 105,387,413,805.42/343,450.52
  6. Step 6: Final answer
    x = 306,848.90

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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.