Home / 274,320.29-378,562.56-153,463.59

Finding the Fourth Proportional to 274,320.29, 378,562.56 and 153,463.59

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Solution

The fourth proportional to 274,320.29, 378,562.56 and 153,463.59 is: 211,780.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,320.29 : 378,562.56 = 153,463.59 : x
  2. Step 2: Convert to fraction form
    274,320.29/378,562.56 = 153,463.59/x
  3. Step 3: Cross multiply
    274,320.29x = 378,562.56 × 153,463.59
  4. Step 4: Simplify right side
    274,320.29x = 58,095,569,497.19
  5. Step 5: Solve for x
    x = 58,095,569,497.19/274,320.29
  6. Step 6: Final answer
    x = 211,780.07

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1.5x scale

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.