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Finding the Fourth Proportional to 456,774.95, 630,333.33 and 252,826.26

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Solution

The fourth proportional to 456,774.95, 630,333.33 and 252,826.26 is: 348,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,774.95 : 630,333.33 = 252,826.26 : x
  2. Step 2: Convert to fraction form
    456,774.95/630,333.33 = 252,826.26/x
  3. Step 3: Cross multiply
    456,774.95x = 630,333.33 × 252,826.26
  4. Step 4: Simplify right side
    456,774.95x = 159,364,818,377.25
  5. Step 5: Solve for x
    x = 159,364,818,377.25/456,774.95
  6. Step 6: Final answer
    x = 348,891.33

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1.5x scale

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.