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Finding the Fourth Proportional to 412,600.16, 569,574.79 and 259,862.82

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Solution

The fourth proportional to 412,600.16, 569,574.79 and 259,862.82 is: 358,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,600.16 : 569,574.79 = 259,862.82 : x
  2. Step 2: Convert to fraction form
    412,600.16/569,574.79 = 259,862.82/x
  3. Step 3: Cross multiply
    412,600.16x = 569,574.79 × 259,862.82
  4. Step 4: Simplify right side
    412,600.16x = 148,011,308,344.75
  5. Step 5: Solve for x
    x = 148,011,308,344.75/412,600.16
  6. Step 6: Final answer
    x = 358,728.19

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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.