Home / 559,277.20-838,325.04-401,420.08

Finding the Fourth Proportional to 559,277.20, 838,325.04 and 401,420.08

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Solution

The fourth proportional to 559,277.20, 838,325.04 and 401,420.08 is: 601,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,277.20 : 838,325.04 = 401,420.08 : x
  2. Step 2: Convert to fraction form
    559,277.20/838,325.04 = 401,420.08/x
  3. Step 3: Cross multiply
    559,277.20x = 838,325.04 × 401,420.08
  4. Step 4: Simplify right side
    559,277.20x = 336,520,504,622.80
  5. Step 5: Solve for x
    x = 336,520,504,622.80/559,277.20
  6. Step 6: Final answer
    x = 601,706.10

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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.