Home / 612,966.50-845,872.47-337,298.60

Finding the Fourth Proportional to 612,966.50, 845,872.47 and 337,298.60

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Solution

The fourth proportional to 612,966.50, 845,872.47 and 337,298.60 is: 465,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,966.50 : 845,872.47 = 337,298.60 : x
  2. Step 2: Convert to fraction form
    612,966.50/845,872.47 = 337,298.60/x
  3. Step 3: Cross multiply
    612,966.50x = 845,872.47 × 337,298.60
  4. Step 4: Simplify right side
    612,966.50x = 285,311,595,680.18
  5. Step 5: Solve for x
    x = 285,311,595,680.18/612,966.50
  6. Step 6: Final answer
    x = 465,460.34

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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.