Home / 1,065,730.34-1,470,662.25-582,287.78

Finding the Fourth Proportional to 1,065,730.34, 1,470,662.25 and 582,287.78

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Solution

The fourth proportional to 1,065,730.34, 1,470,662.25 and 582,287.78 is: 803,532.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,730.34 : 1,470,662.25 = 582,287.78 : x
  2. Step 2: Convert to fraction form
    1,065,730.34/1,470,662.25 = 582,287.78/x
  3. Step 3: Cross multiply
    1,065,730.34x = 1,470,662.25 × 582,287.78
  4. Step 4: Simplify right side
    1,065,730.34x = 856,348,656,682.31
  5. Step 5: Solve for x
    x = 856,348,656,682.31/1,065,730.34
  6. Step 6: Final answer
    x = 803,532.21

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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.