Home / 676,740.60-933,899.04-370,816.56

Finding the Fourth Proportional to 676,740.60, 933,899.04 and 370,816.56

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Solution

The fourth proportional to 676,740.60, 933,899.04 and 370,816.56 is: 511,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,740.60 : 933,899.04 = 370,816.56 : x
  2. Step 2: Convert to fraction form
    676,740.60/933,899.04 = 370,816.56/x
  3. Step 3: Cross multiply
    676,740.60x = 933,899.04 × 370,816.56
  4. Step 4: Simplify right side
    676,740.60x = 346,305,229,400.10
  5. Step 5: Solve for x
    x = 346,305,229,400.10/676,740.60
  6. Step 6: Final answer
    x = 511,725.22

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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.