Home / 343,655.28-474,088.92-222,827.16

Finding the Fourth Proportional to 343,655.28, 474,088.92 and 222,827.16

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Solution

The fourth proportional to 343,655.28, 474,088.92 and 222,827.16 is: 307,400.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,655.28 : 474,088.92 = 222,827.16 : x
  2. Step 2: Convert to fraction form
    343,655.28/474,088.92 = 222,827.16/x
  3. Step 3: Cross multiply
    343,655.28x = 474,088.92 × 222,827.16
  4. Step 4: Simplify right side
    343,655.28x = 105,639,887,631.07
  5. Step 5: Solve for x
    x = 105,639,887,631.07/343,655.28
  6. Step 6: Final answer
    x = 307,400.74

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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.