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Finding the Fourth Proportional to 602,029.60, 903,015.60 and 202,631.20

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Solution

The fourth proportional to 602,029.60, 903,015.60 and 202,631.20 is: 303,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,029.60 : 903,015.60 = 202,631.20 : x
  2. Step 2: Convert to fraction form
    602,029.60/903,015.60 = 202,631.20/x
  3. Step 3: Cross multiply
    602,029.60x = 903,015.60 × 202,631.20
  4. Step 4: Simplify right side
    602,029.60x = 182,979,134,646.72
  5. Step 5: Solve for x
    x = 182,979,134,646.72/602,029.60
  6. Step 6: Final answer
    x = 303,937.11

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1.5x scale

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.