Home / 854,226.50-1,178,857.18-472,277.89

Finding the Fourth Proportional to 854,226.50, 1,178,857.18 and 472,277.89

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Solution

The fourth proportional to 854,226.50, 1,178,857.18 and 472,277.89 is: 651,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,226.50 : 1,178,857.18 = 472,277.89 : x
  2. Step 2: Convert to fraction form
    854,226.50/1,178,857.18 = 472,277.89/x
  3. Step 3: Cross multiply
    854,226.50x = 1,178,857.18 × 472,277.89
  4. Step 4: Simplify right side
    854,226.50x = 556,748,173,326.08
  5. Step 5: Solve for x
    x = 556,748,173,326.08/854,226.50
  6. Step 6: Final answer
    x = 651,757.08

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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.