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Finding the Fourth Proportional to 436,332.42, 602,116.74 and 245,334.42

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Solution

The fourth proportional to 436,332.42, 602,116.74 and 245,334.42 is: 338,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,332.42 : 602,116.74 = 245,334.42 : x
  2. Step 2: Convert to fraction form
    436,332.42/602,116.74 = 245,334.42/x
  3. Step 3: Cross multiply
    436,332.42x = 602,116.74 × 245,334.42
  4. Step 4: Simplify right side
    436,332.42x = 147,719,961,180.19
  5. Step 5: Solve for x
    x = 147,719,961,180.19/436,332.42
  6. Step 6: Final answer
    x = 338,549.13

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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.