Home / 369,376.86-554,380.02-144,893.46

Finding the Fourth Proportional to 369,376.86, 554,380.02 and 144,893.46

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Solution

The fourth proportional to 369,376.86, 554,380.02 and 144,893.46 is: 217,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,376.86 : 554,380.02 = 144,893.46 : x
  2. Step 2: Convert to fraction form
    369,376.86/554,380.02 = 144,893.46/x
  3. Step 3: Cross multiply
    369,376.86x = 554,380.02 × 144,893.46
  4. Step 4: Simplify right side
    369,376.86x = 80,326,039,252.67
  5. Step 5: Solve for x
    x = 80,326,039,252.67/369,376.86
  6. Step 6: Final answer
    x = 217,463.65

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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.