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Finding the Fourth Proportional to 466,557.95, 643,779.85 and 262,596.74

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Solution

The fourth proportional to 466,557.95, 643,779.85 and 262,596.74 is: 362,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,557.95 : 643,779.85 = 262,596.74 : x
  2. Step 2: Convert to fraction form
    466,557.95/643,779.85 = 262,596.74/x
  3. Step 3: Cross multiply
    466,557.95x = 643,779.85 × 262,596.74
  4. Step 4: Simplify right side
    466,557.95x = 169,054,486,504.67
  5. Step 5: Solve for x
    x = 169,054,486,504.67/466,557.95
  6. Step 6: Final answer
    x = 362,344.03

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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.