Home / 1,018,292.50-1,405,287.39-565,583.50

Finding the Fourth Proportional to 1,018,292.50, 1,405,287.39 and 565,583.50

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Solution

The fourth proportional to 1,018,292.50, 1,405,287.39 and 565,583.50 is: 780,529.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,292.50 : 1,405,287.39 = 565,583.50 : x
  2. Step 2: Convert to fraction form
    1,018,292.50/1,405,287.39 = 565,583.50/x
  3. Step 3: Cross multiply
    1,018,292.50x = 1,405,287.39 × 565,583.50
  4. Step 4: Simplify right side
    1,018,292.50x = 794,807,360,542.07
  5. Step 5: Solve for x
    x = 794,807,360,542.07/1,018,292.50
  6. Step 6: Final answer
    x = 780,529.52

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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.