Home / 1,316,267.92-1,974,401.90-318,995.92

Finding the Fourth Proportional to 1,316,267.92, 1,974,401.90 and 318,995.92

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Solution

The fourth proportional to 1,316,267.92, 1,974,401.90 and 318,995.92 is: 478,493.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,267.92 : 1,974,401.90 = 318,995.92 : x
  2. Step 2: Convert to fraction form
    1,316,267.92/1,974,401.90 = 318,995.92/x
  3. Step 3: Cross multiply
    1,316,267.92x = 1,974,401.90 × 318,995.92
  4. Step 4: Simplify right side
    1,316,267.92x = 629,826,152,609.51
  5. Step 5: Solve for x
    x = 629,826,152,609.51/1,316,267.92
  6. Step 6: Final answer
    x = 478,493.89

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Double scale
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Similar ratio
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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.