Home / 867,746.28-1,301,121.06-462,439.47

Finding the Fourth Proportional to 867,746.28, 1,301,121.06 and 462,439.47

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Solution

The fourth proportional to 867,746.28, 1,301,121.06 and 462,439.47 is: 693,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,746.28 : 1,301,121.06 = 462,439.47 : x
  2. Step 2: Convert to fraction form
    867,746.28/1,301,121.06 = 462,439.47/x
  3. Step 3: Cross multiply
    867,746.28x = 1,301,121.06 × 462,439.47
  4. Step 4: Simplify right side
    867,746.28x = 601,689,733,392.24
  5. Step 5: Solve for x
    x = 601,689,733,392.24/867,746.28
  6. Step 6: Final answer
    x = 693,393.62

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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.