Home / 836,590.96-1,254,331.68-304,048.72

Finding the Fourth Proportional to 836,590.96, 1,254,331.68 and 304,048.72

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Solution

The fourth proportional to 836,590.96, 1,254,331.68 and 304,048.72 is: 455,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,590.96 : 1,254,331.68 = 304,048.72 : x
  2. Step 2: Convert to fraction form
    836,590.96/1,254,331.68 = 304,048.72/x
  3. Step 3: Cross multiply
    836,590.96x = 1,254,331.68 × 304,048.72
  4. Step 4: Simplify right side
    836,590.96x = 381,377,941,759.45
  5. Step 5: Solve for x
    x = 381,377,941,759.45/836,590.96
  6. Step 6: Final answer
    x = 455,871.46

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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.