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Finding the Fourth Proportional to 484,701.17, 668,452.14 and 303,429.60

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Solution

The fourth proportional to 484,701.17, 668,452.14 and 303,429.60 is: 418,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,701.17 : 668,452.14 = 303,429.60 : x
  2. Step 2: Convert to fraction form
    484,701.17/668,452.14 = 303,429.60/x
  3. Step 3: Cross multiply
    484,701.17x = 668,452.14 × 303,429.60
  4. Step 4: Simplify right side
    484,701.17x = 202,828,165,459.34
  5. Step 5: Solve for x
    x = 202,828,165,459.34/484,701.17
  6. Step 6: Final answer
    x = 418,460.24

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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.