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Finding the Fourth Proportional to 362,637.13, 544,064.36 and 146,384.52

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Solution

The fourth proportional to 362,637.13, 544,064.36 and 146,384.52 is: 219,620.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,637.13 : 544,064.36 = 146,384.52 : x
  2. Step 2: Convert to fraction form
    362,637.13/544,064.36 = 146,384.52/x
  3. Step 3: Cross multiply
    362,637.13x = 544,064.36 × 146,384.52
  4. Step 4: Simplify right side
    362,637.13x = 79,642,600,187.71
  5. Step 5: Solve for x
    x = 79,642,600,187.71/362,637.13
  6. Step 6: Final answer
    x = 219,620.64

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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.