Home / 835,192.86-1,152,569.28-453,219.72

Finding the Fourth Proportional to 835,192.86, 1,152,569.28 and 453,219.72

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Solution

The fourth proportional to 835,192.86, 1,152,569.28 and 453,219.72 is: 625,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,192.86 : 1,152,569.28 = 453,219.72 : x
  2. Step 2: Convert to fraction form
    835,192.86/1,152,569.28 = 453,219.72/x
  3. Step 3: Cross multiply
    835,192.86x = 1,152,569.28 × 453,219.72
  4. Step 4: Simplify right side
    835,192.86x = 522,367,126,362.20
  5. Step 5: Solve for x
    x = 522,367,126,362.20/835,192.86
  6. Step 6: Final answer
    x = 625,444.91

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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.