Home / 669,922.92-1,005,032.04-370,839.72

Finding the Fourth Proportional to 669,922.92, 1,005,032.04 and 370,839.72

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Solution

The fourth proportional to 669,922.92, 1,005,032.04 and 370,839.72 is: 556,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,922.92 : 1,005,032.04 = 370,839.72 : x
  2. Step 2: Convert to fraction form
    669,922.92/1,005,032.04 = 370,839.72/x
  3. Step 3: Cross multiply
    669,922.92x = 1,005,032.04 × 370,839.72
  4. Step 4: Simplify right side
    669,922.92x = 372,705,800,304.63
  5. Step 5: Solve for x
    x = 372,705,800,304.63/669,922.92
  6. Step 6: Final answer
    x = 556,341.32

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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.