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Finding the Fourth Proportional to 934,038, 1,401,057 and 302,951.81

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Solution

The fourth proportional to 934,038, 1,401,057 and 302,951.81 is: 454,427.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,038 : 1,401,057 = 302,951.81 : x
  2. Step 2: Convert to fraction form
    934,038/1,401,057 = 302,951.81/x
  3. Step 3: Cross multiply
    934,038x = 1,401,057 × 302,951.81
  4. Step 4: Simplify right side
    934,038x = 424,452,757,565.81
  5. Step 5: Solve for x
    x = 424,452,757,565.81/934,038
  6. Step 6: Final answer
    x = 454,427.72

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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.