Home / 963,165.49-1,329,165.02-555,265.37

Finding the Fourth Proportional to 963,165.49, 1,329,165.02 and 555,265.37

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Solution

The fourth proportional to 963,165.49, 1,329,165.02 and 555,265.37 is: 766,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,165.49 : 1,329,165.02 = 555,265.37 : x
  2. Step 2: Convert to fraction form
    963,165.49/1,329,165.02 = 555,265.37/x
  3. Step 3: Cross multiply
    963,165.49x = 1,329,165.02 × 555,265.37
  4. Step 4: Simplify right side
    963,165.49x = 738,039,311,332.43
  5. Step 5: Solve for x
    x = 738,039,311,332.43/963,165.49
  6. Step 6: Final answer
    x = 766,264.28

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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.