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Finding the Fourth Proportional to 342,901, 473,094.04 and 222,134.88

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Solution

The fourth proportional to 342,901, 473,094.04 and 222,134.88 is: 306,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,901 : 473,094.04 = 222,134.88 : x
  2. Step 2: Convert to fraction form
    342,901/473,094.04 = 222,134.88/x
  3. Step 3: Cross multiply
    342,901x = 473,094.04 × 222,134.88
  4. Step 4: Simplify right side
    342,901x = 105,090,687,804.12
  5. Step 5: Solve for x
    x = 105,090,687,804.12/342,901
  6. Step 6: Final answer
    x = 306,475.30

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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.