Home / 559,147.42-838,968.05-433,876.06

Finding the Fourth Proportional to 559,147.42, 838,968.05 and 433,876.06

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Solution

The fourth proportional to 559,147.42, 838,968.05 and 433,876.06 is: 651,005.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,147.42 : 838,968.05 = 433,876.06 : x
  2. Step 2: Convert to fraction form
    559,147.42/838,968.05 = 433,876.06/x
  3. Step 3: Cross multiply
    559,147.42x = 838,968.05 × 433,876.06
  4. Step 4: Simplify right side
    559,147.42x = 364,008,147,733.08
  5. Step 5: Solve for x
    x = 364,008,147,733.08/559,147.42
  6. Step 6: Final answer
    x = 651,005.69

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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.