Home / 407,837.52-562,819.56-238,038.48

Finding the Fourth Proportional to 407,837.52, 562,819.56 and 238,038.48

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Solution

The fourth proportional to 407,837.52, 562,819.56 and 238,038.48 is: 328,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,837.52 : 562,819.56 = 238,038.48 : x
  2. Step 2: Convert to fraction form
    407,837.52/562,819.56 = 238,038.48/x
  3. Step 3: Cross multiply
    407,837.52x = 562,819.56 × 238,038.48
  4. Step 4: Simplify right side
    407,837.52x = 133,972,712,576.67
  5. Step 5: Solve for x
    x = 133,972,712,576.67/407,837.52
  6. Step 6: Final answer
    x = 328,495.31

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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.