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Finding the Fourth Proportional to 435,059.75, 600,247.86 and 253,643.31

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Solution

The fourth proportional to 435,059.75, 600,247.86 and 253,643.31 is: 349,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,059.75 : 600,247.86 = 253,643.31 : x
  2. Step 2: Convert to fraction form
    435,059.75/600,247.86 = 253,643.31/x
  3. Step 3: Cross multiply
    435,059.75x = 600,247.86 × 253,643.31
  4. Step 4: Simplify right side
    435,059.75x = 152,248,854,030.82
  5. Step 5: Solve for x
    x = 152,248,854,030.82/435,059.75
  6. Step 6: Final answer
    x = 349,949.30

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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.