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Finding the Fourth Proportional to 375,948, 563,867.46 and 109,637.28

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Solution

The fourth proportional to 375,948, 563,867.46 and 109,637.28 is: 164,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,948 : 563,867.46 = 109,637.28 : x
  2. Step 2: Convert to fraction form
    375,948/563,867.46 = 109,637.28/x
  3. Step 3: Cross multiply
    375,948x = 563,867.46 × 109,637.28
  4. Step 4: Simplify right side
    375,948x = 61,820,894,594.91
  5. Step 5: Solve for x
    x = 61,820,894,594.91/375,948
  6. Step 6: Final answer
    x = 164,440.01

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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.