Home / 609,023.40-840,430.85-337,091.82

Finding the Fourth Proportional to 609,023.40, 840,430.85 and 337,091.82

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Solution

The fourth proportional to 609,023.40, 840,430.85 and 337,091.82 is: 465,174.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,023.40 : 840,430.85 = 337,091.82 : x
  2. Step 2: Convert to fraction form
    609,023.40/840,430.85 = 337,091.82/x
  3. Step 3: Cross multiply
    609,023.40x = 840,430.85 × 337,091.82
  4. Step 4: Simplify right side
    609,023.40x = 283,302,364,810.65
  5. Step 5: Solve for x
    x = 283,302,364,810.65/609,023.40
  6. Step 6: Final answer
    x = 465,174.84

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1.5x scale

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.