Home / 1,302,422.90-1,953,339.15-460,974.74

Finding the Fourth Proportional to 1,302,422.90, 1,953,339.15 and 460,974.74

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Solution

The fourth proportional to 1,302,422.90, 1,953,339.15 and 460,974.74 is: 691,357.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,422.90 : 1,953,339.15 = 460,974.74 : x
  2. Step 2: Convert to fraction form
    1,302,422.90/1,953,339.15 = 460,974.74/x
  3. Step 3: Cross multiply
    1,302,422.90x = 1,953,339.15 × 460,974.74
  4. Step 4: Simplify right side
    1,302,422.90x = 900,440,006,803.07
  5. Step 5: Solve for x
    x = 900,440,006,803.07/1,302,422.90
  6. Step 6: Final answer
    x = 691,357.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.