Home / 614,426.37-847,896.24-342,478.04

Finding the Fourth Proportional to 614,426.37, 847,896.24 and 342,478.04

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Solution

The fourth proportional to 614,426.37, 847,896.24 and 342,478.04 is: 472,612.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,426.37 : 847,896.24 = 342,478.04 : x
  2. Step 2: Convert to fraction form
    614,426.37/847,896.24 = 342,478.04/x
  3. Step 3: Cross multiply
    614,426.37x = 847,896.24 × 342,478.04
  4. Step 4: Simplify right side
    614,426.37x = 290,385,838,159.09
  5. Step 5: Solve for x
    x = 290,385,838,159.09/614,426.37
  6. Step 6: Final answer
    x = 472,612.92

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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.