Home / 785,814.70-1,178,689.19-224,849.20

Finding the Fourth Proportional to 785,814.70, 1,178,689.19 and 224,849.20

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Solution

The fourth proportional to 785,814.70, 1,178,689.19 and 224,849.20 is: 337,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,814.70 : 1,178,689.19 = 224,849.20 : x
  2. Step 2: Convert to fraction form
    785,814.70/1,178,689.19 = 224,849.20/x
  3. Step 3: Cross multiply
    785,814.70x = 1,178,689.19 × 224,849.20
  4. Step 4: Simplify right side
    785,814.70x = 265,027,321,420.15
  5. Step 5: Solve for x
    x = 265,027,321,420.15/785,814.70
  6. Step 6: Final answer
    x = 337,264.40

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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.