Home / 1,445,341.31-2,168,013.68-434,463.33

Finding the Fourth Proportional to 1,445,341.31, 2,168,013.68 and 434,463.33

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Solution

The fourth proportional to 1,445,341.31, 2,168,013.68 and 434,463.33 is: 651,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,341.31 : 2,168,013.68 = 434,463.33 : x
  2. Step 2: Convert to fraction form
    1,445,341.31/2,168,013.68 = 434,463.33/x
  3. Step 3: Cross multiply
    1,445,341.31x = 2,168,013.68 × 434,463.33
  4. Step 4: Simplify right side
    1,445,341.31x = 941,922,442,898.36
  5. Step 5: Solve for x
    x = 941,922,442,898.36/1,445,341.31
  6. Step 6: Final answer
    x = 651,695.51

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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.