Home / 1,330,508.10-1,995,762.15-488,885.70

Finding the Fourth Proportional to 1,330,508.10, 1,995,762.15 and 488,885.70

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Solution

The fourth proportional to 1,330,508.10, 1,995,762.15 and 488,885.70 is: 733,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,508.10 : 1,995,762.15 = 488,885.70 : x
  2. Step 2: Convert to fraction form
    1,330,508.10/1,995,762.15 = 488,885.70/x
  3. Step 3: Cross multiply
    1,330,508.10x = 1,995,762.15 × 488,885.70
  4. Step 4: Simplify right side
    1,330,508.10x = 975,699,575,736.26
  5. Step 5: Solve for x
    x = 975,699,575,736.26/1,330,508.10
  6. Step 6: Final answer
    x = 733,328.55

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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.