Home / 436,364.34-602,179.02-245,373.66

Finding the Fourth Proportional to 436,364.34, 602,179.02 and 245,373.66

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Solution

The fourth proportional to 436,364.34, 602,179.02 and 245,373.66 is: 338,613.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,364.34 : 602,179.02 = 245,373.66 : x
  2. Step 2: Convert to fraction form
    436,364.34/602,179.02 = 245,373.66/x
  3. Step 3: Cross multiply
    436,364.34x = 602,179.02 × 245,373.66
  4. Step 4: Simplify right side
    436,364.34x = 147,758,870,112.61
  5. Step 5: Solve for x
    x = 147,758,870,112.61/436,364.34
  6. Step 6: Final answer
    x = 338,613.53

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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.