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Finding the Fourth Proportional to 561,633.98, 842,598.52 and 201,841.16

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Solution

The fourth proportional to 561,633.98, 842,598.52 and 201,841.16 is: 302,814.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,633.98 : 842,598.52 = 201,841.16 : x
  2. Step 2: Convert to fraction form
    561,633.98/842,598.52 = 201,841.16/x
  3. Step 3: Cross multiply
    561,633.98x = 842,598.52 × 201,841.16
  4. Step 4: Simplify right side
    561,633.98x = 170,071,062,691.08
  5. Step 5: Solve for x
    x = 170,071,062,691.08/561,633.98
  6. Step 6: Final answer
    x = 302,814.77

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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.