Home / 974,671.49-1,344,471.75-611,464.78

Finding the Fourth Proportional to 974,671.49, 1,344,471.75 and 611,464.78

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Solution

The fourth proportional to 974,671.49, 1,344,471.75 and 611,464.78 is: 843,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,671.49 : 1,344,471.75 = 611,464.78 : x
  2. Step 2: Convert to fraction form
    974,671.49/1,344,471.75 = 611,464.78/x
  3. Step 3: Cross multiply
    974,671.49x = 1,344,471.75 × 611,464.78
  4. Step 4: Simplify right side
    974,671.49x = 822,097,118,552.53
  5. Step 5: Solve for x
    x = 822,097,118,552.53/974,671.49
  6. Step 6: Final answer
    x = 843,460.73

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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.