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Finding the Fourth Proportional to 436,674.08, 602,604.24 and 255,510.56

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Solution

The fourth proportional to 436,674.08, 602,604.24 and 255,510.56 is: 352,601.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,674.08 : 602,604.24 = 255,510.56 : x
  2. Step 2: Convert to fraction form
    436,674.08/602,604.24 = 255,510.56/x
  3. Step 3: Cross multiply
    436,674.08x = 602,604.24 × 255,510.56
  4. Step 4: Simplify right side
    436,674.08x = 153,971,746,820.77
  5. Step 5: Solve for x
    x = 153,971,746,820.77/436,674.08
  6. Step 6: Final answer
    x = 352,601.07

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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.