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Finding the Fourth Proportional to 556,631.92, 834,945.72 and 201,562.89

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Solution

The fourth proportional to 556,631.92, 834,945.72 and 201,562.89 is: 302,343.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,631.92 : 834,945.72 = 201,562.89 : x
  2. Step 2: Convert to fraction form
    556,631.92/834,945.72 = 201,562.89/x
  3. Step 3: Cross multiply
    556,631.92x = 834,945.72 × 201,562.89
  4. Step 4: Simplify right side
    556,631.92x = 168,294,072,316.33
  5. Step 5: Solve for x
    x = 168,294,072,316.33/556,631.92
  6. Step 6: Final answer
    x = 302,343.55

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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.