Home / 694,232.17-1,041,478.56-315,179.51

Finding the Fourth Proportional to 694,232.17, 1,041,478.56 and 315,179.51

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Solution

The fourth proportional to 694,232.17, 1,041,478.56 and 315,179.51 is: 472,828.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,232.17 : 1,041,478.56 = 315,179.51 : x
  2. Step 2: Convert to fraction form
    694,232.17/1,041,478.56 = 315,179.51/x
  3. Step 3: Cross multiply
    694,232.17x = 1,041,478.56 × 315,179.51
  4. Step 4: Simplify right side
    694,232.17x = 328,252,697,008.91
  5. Step 5: Solve for x
    x = 328,252,697,008.91/694,232.17
  6. Step 6: Final answer
    x = 472,828.42

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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.