Home / 436,360.96-602,181.76-245,372.72

Finding the Fourth Proportional to 436,360.96, 602,181.76 and 245,372.72

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Solution

The fourth proportional to 436,360.96, 602,181.76 and 245,372.72 is: 338,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,360.96 : 602,181.76 = 245,372.72 : x
  2. Step 2: Convert to fraction form
    436,360.96/602,181.76 = 245,372.72/x
  3. Step 3: Cross multiply
    436,360.96x = 602,181.76 × 245,372.72
  4. Step 4: Simplify right side
    436,360.96x = 147,758,976,385.59
  5. Step 5: Solve for x
    x = 147,758,976,385.59/436,360.96
  6. Step 6: Final answer
    x = 338,616.40

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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.