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Finding the Fourth Proportional to 867,325.68, 1,299,093.72 and 360,349.62

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Solution

The fourth proportional to 867,325.68, 1,299,093.72 and 360,349.62 is: 539,737.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,325.68 : 1,299,093.72 = 360,349.62 : x
  2. Step 2: Convert to fraction form
    867,325.68/1,299,093.72 = 360,349.62/x
  3. Step 3: Cross multiply
    867,325.68x = 1,299,093.72 × 360,349.62
  4. Step 4: Simplify right side
    867,325.68x = 468,127,928,346.39
  5. Step 5: Solve for x
    x = 468,127,928,346.39/867,325.68
  6. Step 6: Final answer
    x = 539,737.19

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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.