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Finding the Fourth Proportional to 476,465.82, 657,830.52 and 295,371.30

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Solution

The fourth proportional to 476,465.82, 657,830.52 and 295,371.30 is: 407,803.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,465.82 : 657,830.52 = 295,371.30 : x
  2. Step 2: Convert to fraction form
    476,465.82/657,830.52 = 295,371.30/x
  3. Step 3: Cross multiply
    476,465.82x = 657,830.52 × 295,371.30
  4. Step 4: Simplify right side
    476,465.82x = 194,304,255,872.08
  5. Step 5: Solve for x
    x = 194,304,255,872.08/476,465.82
  6. Step 6: Final answer
    x = 407,803.14

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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.