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Finding the Fourth Proportional to 858,558.18, 1,184,751 and 476,554.89

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Solution

The fourth proportional to 858,558.18, 1,184,751 and 476,554.89 is: 657,612.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,558.18 : 1,184,751 = 476,554.89 : x
  2. Step 2: Convert to fraction form
    858,558.18/1,184,751 = 476,554.89/x
  3. Step 3: Cross multiply
    858,558.18x = 1,184,751 × 476,554.89
  4. Step 4: Simplify right side
    858,558.18x = 564,598,882,482.39
  5. Step 5: Solve for x
    x = 564,598,882,482.39/858,558.18
  6. Step 6: Final answer
    x = 657,612.84

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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.