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Finding the Fourth Proportional to 569,716.60, 854,574.90 and 357,140.20

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Solution

The fourth proportional to 569,716.60, 854,574.90 and 357,140.20 is: 535,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,716.60 : 854,574.90 = 357,140.20 : x
  2. Step 2: Convert to fraction form
    569,716.60/854,574.90 = 357,140.20/x
  3. Step 3: Cross multiply
    569,716.60x = 854,574.90 × 357,140.20
  4. Step 4: Simplify right side
    569,716.60x = 305,203,050,700.98
  5. Step 5: Solve for x
    x = 305,203,050,700.98/569,716.60
  6. Step 6: Final answer
    x = 535,710.30

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Similar ratio
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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.