Home / 927,808.65-1,280,354.25-545,860.02

Finding the Fourth Proportional to 927,808.65, 1,280,354.25 and 545,860.02

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Solution

The fourth proportional to 927,808.65, 1,280,354.25 and 545,860.02 is: 753,274.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,808.65 : 1,280,354.25 = 545,860.02 : x
  2. Step 2: Convert to fraction form
    927,808.65/1,280,354.25 = 545,860.02/x
  3. Step 3: Cross multiply
    927,808.65x = 1,280,354.25 × 545,860.02
  4. Step 4: Simplify right side
    927,808.65x = 698,894,196,512.09
  5. Step 5: Solve for x
    x = 698,894,196,512.09/927,808.65
  6. Step 6: Final answer
    x = 753,274.07

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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.