Home / 931,694.76-1,397,905.02-370,785.96

Finding the Fourth Proportional to 931,694.76, 1,397,905.02 and 370,785.96

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Solution

The fourth proportional to 931,694.76, 1,397,905.02 and 370,785.96 is: 556,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,694.76 : 1,397,905.02 = 370,785.96 : x
  2. Step 2: Convert to fraction form
    931,694.76/1,397,905.02 = 370,785.96/x
  3. Step 3: Cross multiply
    931,694.76x = 1,397,905.02 × 370,785.96
  4. Step 4: Simplify right side
    931,694.76x = 518,323,554,829.52
  5. Step 5: Solve for x
    x = 518,323,554,829.52/931,694.76
  6. Step 6: Final answer
    x = 556,323.36

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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.