Home / 763,966.57-1,052,939.36-559,583.22

Finding the Fourth Proportional to 763,966.57, 1,052,939.36 and 559,583.22

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Solution

The fourth proportional to 763,966.57, 1,052,939.36 and 559,583.22 is: 771,247.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,966.57 : 1,052,939.36 = 559,583.22 : x
  2. Step 2: Convert to fraction form
    763,966.57/1,052,939.36 = 559,583.22/x
  3. Step 3: Cross multiply
    763,966.57x = 1,052,939.36 × 559,583.22
  4. Step 4: Simplify right side
    763,966.57x = 589,207,197,533.54
  5. Step 5: Solve for x
    x = 589,207,197,533.54/763,966.57
  6. Step 6: Final answer
    x = 771,247.36

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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.