Home / 436,441.55-602,267.33-245,443.55

Finding the Fourth Proportional to 436,441.55, 602,267.33 and 245,443.55

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Solution

The fourth proportional to 436,441.55, 602,267.33 and 245,443.55 is: 338,699.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,441.55 : 602,267.33 = 245,443.55 : x
  2. Step 2: Convert to fraction form
    436,441.55/602,267.33 = 245,443.55/x
  3. Step 3: Cross multiply
    436,441.55x = 602,267.33 × 245,443.55
  4. Step 4: Simplify right side
    436,441.55x = 147,822,629,126.49
  5. Step 5: Solve for x
    x = 147,822,629,126.49/436,441.55
  6. Step 6: Final answer
    x = 338,699.72

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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.