Home / 905,700.34-1,359,223.98-365,961.31

Finding the Fourth Proportional to 905,700.34, 1,359,223.98 and 365,961.31

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Solution

The fourth proportional to 905,700.34, 1,359,223.98 and 365,961.31 is: 549,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,700.34 : 1,359,223.98 = 365,961.31 : x
  2. Step 2: Convert to fraction form
    905,700.34/1,359,223.98 = 365,961.31/x
  3. Step 3: Cross multiply
    905,700.34x = 1,359,223.98 × 365,961.31
  4. Step 4: Simplify right side
    905,700.34x = 497,423,381,508.09
  5. Step 5: Solve for x
    x = 497,423,381,508.09/905,700.34
  6. Step 6: Final answer
    x = 549,214.09

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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.