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Finding the Fourth Proportional to 334,430, 461,513.40 and 183,527

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Solution

The fourth proportional to 334,430, 461,513.40 and 183,527 is: 253,267.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,430 : 461,513.40 = 183,527 : x
  2. Step 2: Convert to fraction form
    334,430/461,513.40 = 183,527/x
  3. Step 3: Cross multiply
    334,430x = 461,513.40 × 183,527
  4. Step 4: Simplify right side
    334,430x = 84,700,169,761.80
  5. Step 5: Solve for x
    x = 84,700,169,761.80/334,430
  6. Step 6: Final answer
    x = 253,267.26

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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.