Home / 908,814.72-1,254,165.44-527,063.20

Finding the Fourth Proportional to 908,814.72, 1,254,165.44 and 527,063.20

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Solution

The fourth proportional to 908,814.72, 1,254,165.44 and 527,063.20 is: 727,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,814.72 : 1,254,165.44 = 527,063.20 : x
  2. Step 2: Convert to fraction form
    908,814.72/1,254,165.44 = 527,063.20/x
  3. Step 3: Cross multiply
    908,814.72x = 1,254,165.44 × 527,063.20
  4. Step 4: Simplify right side
    908,814.72x = 661,024,450,135.81
  5. Step 5: Solve for x
    x = 661,024,450,135.81/908,814.72
  6. Step 6: Final answer
    x = 727,347.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.