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Finding the Fourth Proportional to 477,442.77, 658,870.79 and 262,597.29

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Solution

The fourth proportional to 477,442.77, 658,870.79 and 262,597.29 is: 362,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,442.77 : 658,870.79 = 262,597.29 : x
  2. Step 2: Convert to fraction form
    477,442.77/658,870.79 = 262,597.29/x
  3. Step 3: Cross multiply
    477,442.77x = 658,870.79 × 262,597.29
  4. Step 4: Simplify right side
    477,442.77x = 173,017,682,601.17
  5. Step 5: Solve for x
    x = 173,017,682,601.17/477,442.77
  6. Step 6: Final answer
    x = 362,384.13

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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.