Home / 894,007.20-1,341,010.80-538,838.40

Finding the Fourth Proportional to 894,007.20, 1,341,010.80 and 538,838.40

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Solution

The fourth proportional to 894,007.20, 1,341,010.80 and 538,838.40 is: 808,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,007.20 : 1,341,010.80 = 538,838.40 : x
  2. Step 2: Convert to fraction form
    894,007.20/1,341,010.80 = 538,838.40/x
  3. Step 3: Cross multiply
    894,007.20x = 1,341,010.80 × 538,838.40
  4. Step 4: Simplify right side
    894,007.20x = 722,588,113,854.72
  5. Step 5: Solve for x
    x = 722,588,113,854.72/894,007.20
  6. Step 6: Final answer
    x = 808,257.60

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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.