Home / 802,075.23-1,203,264.63-322,340.40

Finding the Fourth Proportional to 802,075.23, 1,203,264.63 and 322,340.40

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Solution

The fourth proportional to 802,075.23, 1,203,264.63 and 322,340.40 is: 483,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,075.23 : 1,203,264.63 = 322,340.40 : x
  2. Step 2: Convert to fraction form
    802,075.23/1,203,264.63 = 322,340.40/x
  3. Step 3: Cross multiply
    802,075.23x = 1,203,264.63 × 322,340.40
  4. Step 4: Simplify right side
    802,075.23x = 387,860,802,140.05
  5. Step 5: Solve for x
    x = 387,860,802,140.05/802,075.23
  6. Step 6: Final answer
    x = 483,571.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.