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Finding the Fourth Proportional to 477,597.11, 659,058.01 and 262,702.49

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Solution

The fourth proportional to 477,597.11, 659,058.01 and 262,702.49 is: 362,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,597.11 : 659,058.01 = 262,702.49 : x
  2. Step 2: Convert to fraction form
    477,597.11/659,058.01 = 262,702.49/x
  3. Step 3: Cross multiply
    477,597.11x = 659,058.01 × 262,702.49
  4. Step 4: Simplify right side
    477,597.11x = 173,136,176,329.40
  5. Step 5: Solve for x
    x = 173,136,176,329.40/477,597.11
  6. Step 6: Final answer
    x = 362,515.13

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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.