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Finding the Fourth Proportional to 504,038.50, 756,079.01 and 234,419.67

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Solution

The fourth proportional to 504,038.50, 756,079.01 and 234,419.67 is: 351,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,038.50 : 756,079.01 = 234,419.67 : x
  2. Step 2: Convert to fraction form
    504,038.50/756,079.01 = 234,419.67/x
  3. Step 3: Cross multiply
    504,038.50x = 756,079.01 × 234,419.67
  4. Step 4: Simplify right side
    504,038.50x = 177,239,791,725.10
  5. Step 5: Solve for x
    x = 177,239,791,725.10/504,038.50
  6. Step 6: Final answer
    x = 351,639.39

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Double scale
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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.