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Finding the Fourth Proportional to 544,079.84, 750,877.90 and 302,411.48

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Solution

The fourth proportional to 544,079.84, 750,877.90 and 302,411.48 is: 417,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,079.84 : 750,877.90 = 302,411.48 : x
  2. Step 2: Convert to fraction form
    544,079.84/750,877.90 = 302,411.48/x
  3. Step 3: Cross multiply
    544,079.84x = 750,877.90 × 302,411.48
  4. Step 4: Simplify right side
    544,079.84x = 227,074,092,527.87
  5. Step 5: Solve for x
    x = 227,074,092,527.87/544,079.84
  6. Step 6: Final answer
    x = 417,354.36

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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.