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Finding the Fourth Proportional to 573,331.42, 860,232.86 and 253,314.38

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Solution

The fourth proportional to 573,331.42, 860,232.86 and 253,314.38 is: 380,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,331.42 : 860,232.86 = 253,314.38 : x
  2. Step 2: Convert to fraction form
    573,331.42/860,232.86 = 253,314.38/x
  3. Step 3: Cross multiply
    573,331.42x = 860,232.86 × 253,314.38
  4. Step 4: Simplify right side
    573,331.42x = 217,909,352,319.96
  5. Step 5: Solve for x
    x = 217,909,352,319.96/573,331.42
  6. Step 6: Final answer
    x = 380,075.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.