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Finding the Fourth Proportional to 556,004.70, 834,007.05 and 201,030.30

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Solution

The fourth proportional to 556,004.70, 834,007.05 and 201,030.30 is: 301,545.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,004.70 : 834,007.05 = 201,030.30 : x
  2. Step 2: Convert to fraction form
    556,004.70/834,007.05 = 201,030.30/x
  3. Step 3: Cross multiply
    556,004.70x = 834,007.05 × 201,030.30
  4. Step 4: Simplify right side
    556,004.70x = 167,660,687,463.62
  5. Step 5: Solve for x
    x = 167,660,687,463.62/556,004.70
  6. Step 6: Final answer
    x = 301,545.45

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Similar ratio
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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.