Home / 424,530.05-585,856.33-243,238.34

Finding the Fourth Proportional to 424,530.05, 585,856.33 and 243,238.34

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Solution

The fourth proportional to 424,530.05, 585,856.33 and 243,238.34 is: 335,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,530.05 : 585,856.33 = 243,238.34 : x
  2. Step 2: Convert to fraction form
    424,530.05/585,856.33 = 243,238.34/x
  3. Step 3: Cross multiply
    424,530.05x = 585,856.33 × 243,238.34
  4. Step 4: Simplify right side
    424,530.05x = 142,502,722,044.24
  5. Step 5: Solve for x
    x = 142,502,722,044.24/424,530.05
  6. Step 6: Final answer
    x = 335,671.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.