Home / 949,582.71-1,310,417.82-519,870.06

Finding the Fourth Proportional to 949,582.71, 1,310,417.82 and 519,870.06

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Solution

The fourth proportional to 949,582.71, 1,310,417.82 and 519,870.06 is: 717,417.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,582.71 : 1,310,417.82 = 519,870.06 : x
  2. Step 2: Convert to fraction form
    949,582.71/1,310,417.82 = 519,870.06/x
  3. Step 3: Cross multiply
    949,582.71x = 1,310,417.82 × 519,870.06
  4. Step 4: Simplify right side
    949,582.71x = 681,246,990,708.47
  5. Step 5: Solve for x
    x = 681,246,990,708.47/949,582.71
  6. Step 6: Final answer
    x = 717,417.22

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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.