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Finding the Fourth Proportional to 336,039.68, 463,304.32 and 275,386.88

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Solution

The fourth proportional to 336,039.68, 463,304.32 and 275,386.88 is: 379,681.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,039.68 : 463,304.32 = 275,386.88 : x
  2. Step 2: Convert to fraction form
    336,039.68/463,304.32 = 275,386.88/x
  3. Step 3: Cross multiply
    336,039.68x = 463,304.32 × 275,386.88
  4. Step 4: Simplify right side
    336,039.68x = 127,587,931,175.32
  5. Step 5: Solve for x
    x = 127,587,931,175.32/336,039.68
  6. Step 6: Final answer
    x = 379,681.15

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1.5x scale

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.