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Finding the Fourth Proportional to 375,784.68, 563,770.43 and 109,547.53

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Solution

The fourth proportional to 375,784.68, 563,770.43 and 109,547.53 is: 164,348.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,784.68 : 563,770.43 = 109,547.53 : x
  2. Step 2: Convert to fraction form
    375,784.68/563,770.43 = 109,547.53/x
  3. Step 3: Cross multiply
    375,784.68x = 563,770.43 × 109,547.53
  4. Step 4: Simplify right side
    375,784.68x = 61,759,659,072.12
  5. Step 5: Solve for x
    x = 61,759,659,072.12/375,784.68
  6. Step 6: Final answer
    x = 164,348.53

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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.