Home / 918,290.72-1,377,467.16-244,372.68

Finding the Fourth Proportional to 918,290.72, 1,377,467.16 and 244,372.68

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Solution

The fourth proportional to 918,290.72, 1,377,467.16 and 244,372.68 is: 366,567.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,290.72 : 1,377,467.16 = 244,372.68 : x
  2. Step 2: Convert to fraction form
    918,290.72/1,377,467.16 = 244,372.68/x
  3. Step 3: Cross multiply
    918,290.72x = 1,377,467.16 × 244,372.68
  4. Step 4: Simplify right side
    918,290.72x = 336,615,341,501.19
  5. Step 5: Solve for x
    x = 336,615,341,501.19/918,290.72
  6. Step 6: Final answer
    x = 366,567.29

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1.5x scale

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.