Home / 436,436.10-602,191.56-255,112.94

Finding the Fourth Proportional to 436,436.10, 602,191.56 and 255,112.94

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Solution

The fourth proportional to 436,436.10, 602,191.56 and 255,112.94 is: 352,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,436.10 : 602,191.56 = 255,112.94 : x
  2. Step 2: Convert to fraction form
    436,436.10/602,191.56 = 255,112.94/x
  3. Step 3: Cross multiply
    436,436.10x = 602,191.56 × 255,112.94
  4. Step 4: Simplify right side
    436,436.10x = 153,626,861,776.94
  5. Step 5: Solve for x
    x = 153,626,861,776.94/436,436.10
  6. Step 6: Final answer
    x = 352,003.10

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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.