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Finding the Fourth Proportional to 336,776.50, 464,544.01 and 240,011.68

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Solution

The fourth proportional to 336,776.50, 464,544.01 and 240,011.68 is: 331,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,776.50 : 464,544.01 = 240,011.68 : x
  2. Step 2: Convert to fraction form
    336,776.50/464,544.01 = 240,011.68/x
  3. Step 3: Cross multiply
    336,776.50x = 464,544.01 × 240,011.68
  4. Step 4: Simplify right side
    336,776.50x = 111,495,986,955.41
  5. Step 5: Solve for x
    x = 111,495,986,955.41/336,776.50
  6. Step 6: Final answer
    x = 331,068.19

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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.