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Finding the Fourth Proportional to 334,704.84, 461,502.45 and 249,674.28

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Solution

The fourth proportional to 334,704.84, 461,502.45 and 249,674.28 is: 344,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,704.84 : 461,502.45 = 249,674.28 : x
  2. Step 2: Convert to fraction form
    334,704.84/461,502.45 = 249,674.28/x
  3. Step 3: Cross multiply
    334,704.84x = 461,502.45 × 249,674.28
  4. Step 4: Simplify right side
    334,704.84x = 115,225,291,921.99
  5. Step 5: Solve for x
    x = 115,225,291,921.99/334,704.84
  6. Step 6: Final answer
    x = 344,259.41

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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.