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Finding the Fourth Proportional to 453,526.22, 625,870.88 and 259,929.73

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Solution

The fourth proportional to 453,526.22, 625,870.88 and 259,929.73 is: 358,705.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,526.22 : 625,870.88 = 259,929.73 : x
  2. Step 2: Convert to fraction form
    453,526.22/625,870.88 = 259,929.73/x
  3. Step 3: Cross multiply
    453,526.22x = 625,870.88 × 259,929.73
  4. Step 4: Simplify right side
    453,526.22x = 162,682,450,339.90
  5. Step 5: Solve for x
    x = 162,682,450,339.90/453,526.22
  6. Step 6: Final answer
    x = 358,705.72

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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.