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Finding the Fourth Proportional to 559,599.48, 772,244.73 and 304,950.60

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Solution

The fourth proportional to 559,599.48, 772,244.73 and 304,950.60 is: 420,830.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,599.48 : 772,244.73 = 304,950.60 : x
  2. Step 2: Convert to fraction form
    559,599.48/772,244.73 = 304,950.60/x
  3. Step 3: Cross multiply
    559,599.48x = 772,244.73 × 304,950.60
  4. Step 4: Simplify right side
    559,599.48x = 235,496,493,760.34
  5. Step 5: Solve for x
    x = 235,496,493,760.34/559,599.48
  6. Step 6: Final answer
    x = 420,830.44

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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.