Home / 1,330,297.70-1,995,446.55-488,740.10

Finding the Fourth Proportional to 1,330,297.70, 1,995,446.55 and 488,740.10

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Solution

The fourth proportional to 1,330,297.70, 1,995,446.55 and 488,740.10 is: 733,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,297.70 : 1,995,446.55 = 488,740.10 : x
  2. Step 2: Convert to fraction form
    1,330,297.70/1,995,446.55 = 488,740.10/x
  3. Step 3: Cross multiply
    1,330,297.70x = 1,995,446.55 × 488,740.10
  4. Step 4: Simplify right side
    1,330,297.70x = 975,254,746,391.66
  5. Step 5: Solve for x
    x = 975,254,746,391.66/1,330,297.70
  6. Step 6: Final answer
    x = 733,110.15

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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.