Home / 898,628.40-1,348,708.05-366,531.30

Finding the Fourth Proportional to 898,628.40, 1,348,708.05 and 366,531.30

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Solution

The fourth proportional to 898,628.40, 1,348,708.05 and 366,531.30 is: 550,109.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,628.40 : 1,348,708.05 = 366,531.30 : x
  2. Step 2: Convert to fraction form
    898,628.40/1,348,708.05 = 366,531.30/x
  3. Step 3: Cross multiply
    898,628.40x = 1,348,708.05 × 366,531.30
  4. Step 4: Simplify right side
    898,628.40x = 494,343,714,886.97
  5. Step 5: Solve for x
    x = 494,343,714,886.97/898,628.40
  6. Step 6: Final answer
    x = 550,109.16

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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.