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Finding the Fourth Proportional to 933,691.86, 1,400,244.03 and 302,459.22

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Solution

The fourth proportional to 933,691.86, 1,400,244.03 and 302,459.22 is: 453,593.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,691.86 : 1,400,244.03 = 302,459.22 : x
  2. Step 2: Convert to fraction form
    933,691.86/1,400,244.03 = 302,459.22/x
  3. Step 3: Cross multiply
    933,691.86x = 1,400,244.03 × 302,459.22
  4. Step 4: Simplify right side
    933,691.86x = 423,516,717,123.46
  5. Step 5: Solve for x
    x = 423,516,717,123.46/933,691.86
  6. Step 6: Final answer
    x = 453,593.67

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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.