Home / 407,340.24-562,677.60-313,026

Finding the Fourth Proportional to 407,340.24, 562,677.60 and 313,026

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Solution

The fourth proportional to 407,340.24, 562,677.60 and 313,026 is: 432,397.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,340.24 : 562,677.60 = 313,026 : x
  2. Step 2: Convert to fraction form
    407,340.24/562,677.60 = 313,026/x
  3. Step 3: Cross multiply
    407,340.24x = 562,677.60 × 313,026
  4. Step 4: Simplify right side
    407,340.24x = 176,132,718,417.60
  5. Step 5: Solve for x
    x = 176,132,718,417.60/407,340.24
  6. Step 6: Final answer
    x = 432,397.05

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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.