Home / 698,602.22-1,047,150.24-338,011.22

Finding the Fourth Proportional to 698,602.22, 1,047,150.24 and 338,011.22

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Solution

The fourth proportional to 698,602.22, 1,047,150.24 and 338,011.22 is: 506,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,602.22 : 1,047,150.24 = 338,011.22 : x
  2. Step 2: Convert to fraction form
    698,602.22/1,047,150.24 = 338,011.22/x
  3. Step 3: Cross multiply
    698,602.22x = 1,047,150.24 × 338,011.22
  4. Step 4: Simplify right side
    698,602.22x = 353,948,530,145.69
  5. Step 5: Solve for x
    x = 353,948,530,145.69/698,602.22
  6. Step 6: Final answer
    x = 506,652.46

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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.