Home / 1,330,342.95-1,995,514.43-488,785.35

Finding the Fourth Proportional to 1,330,342.95, 1,995,514.43 and 488,785.35

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Solution

The fourth proportional to 1,330,342.95, 1,995,514.43 and 488,785.35 is: 733,178.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,342.95 : 1,995,514.43 = 488,785.35 : x
  2. Step 2: Convert to fraction form
    1,330,342.95/1,995,514.43 = 488,785.35/x
  3. Step 3: Cross multiply
    1,330,342.95x = 1,995,514.43 × 488,785.35
  4. Step 4: Simplify right side
    1,330,342.95x = 975,378,216,653.67
  5. Step 5: Solve for x
    x = 975,378,216,653.67/1,330,342.95
  6. Step 6: Final answer
    x = 733,178.03

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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.