Home / 649,675.92-974,070.40-346,115.46

Finding the Fourth Proportional to 649,675.92, 974,070.40 and 346,115.46

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Solution

The fourth proportional to 649,675.92, 974,070.40 and 346,115.46 is: 518,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,675.92 : 974,070.40 = 346,115.46 : x
  2. Step 2: Convert to fraction form
    649,675.92/974,070.40 = 346,115.46/x
  3. Step 3: Cross multiply
    649,675.92x = 974,070.40 × 346,115.46
  4. Step 4: Simplify right side
    649,675.92x = 337,140,824,568.38
  5. Step 5: Solve for x
    x = 337,140,824,568.38/649,675.92
  6. Step 6: Final answer
    x = 518,936.93

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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.