Home / 927,801.44-1,391,920.04-288,072.32

Finding the Fourth Proportional to 927,801.44, 1,391,920.04 and 288,072.32

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Solution

The fourth proportional to 927,801.44, 1,391,920.04 and 288,072.32 is: 432,176.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,801.44 : 1,391,920.04 = 288,072.32 : x
  2. Step 2: Convert to fraction form
    927,801.44/1,391,920.04 = 288,072.32/x
  3. Step 3: Cross multiply
    927,801.44x = 1,391,920.04 × 288,072.32
  4. Step 4: Simplify right side
    927,801.44x = 400,973,635,177.29
  5. Step 5: Solve for x
    x = 400,973,635,177.29/927,801.44
  6. Step 6: Final answer
    x = 432,176.13

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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.