Home / 649,676.92-974,071.90-346,116.46

Finding the Fourth Proportional to 649,676.92, 974,071.90 and 346,116.46

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Solution

The fourth proportional to 649,676.92, 974,071.90 and 346,116.46 is: 518,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,676.92 : 974,071.90 = 346,116.46 : x
  2. Step 2: Convert to fraction form
    649,676.92/974,071.90 = 346,116.46/x
  3. Step 3: Cross multiply
    649,676.92x = 974,071.90 × 346,116.46
  4. Step 4: Simplify right side
    649,676.92x = 337,142,317,813.47
  5. Step 5: Solve for x
    x = 337,142,317,813.47/649,676.92
  6. Step 6: Final answer
    x = 518,938.43

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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.