Home / 963,535.68-1,329,820.74-555,557.72

Finding the Fourth Proportional to 963,535.68, 1,329,820.74 and 555,557.72

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Solution

The fourth proportional to 963,535.68, 1,329,820.74 and 555,557.72 is: 766,751.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,535.68 : 1,329,820.74 = 555,557.72 : x
  2. Step 2: Convert to fraction form
    963,535.68/1,329,820.74 = 555,557.72/x
  3. Step 3: Cross multiply
    963,535.68x = 1,329,820.74 × 555,557.72
  4. Step 4: Simplify right side
    963,535.68x = 738,792,171,674.01
  5. Step 5: Solve for x
    x = 738,792,171,674.01/963,535.68
  6. Step 6: Final answer
    x = 766,751.23

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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.