Home / 772,907.80-1,159,361.70-532,370.20

Finding the Fourth Proportional to 772,907.80, 1,159,361.70 and 532,370.20

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Solution

The fourth proportional to 772,907.80, 1,159,361.70 and 532,370.20 is: 798,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,907.80 : 1,159,361.70 = 532,370.20 : x
  2. Step 2: Convert to fraction form
    772,907.80/1,159,361.70 = 532,370.20/x
  3. Step 3: Cross multiply
    772,907.80x = 1,159,361.70 × 532,370.20
  4. Step 4: Simplify right side
    772,907.80x = 617,209,620,101.34
  5. Step 5: Solve for x
    x = 617,209,620,101.34/772,907.80
  6. Step 6: Final answer
    x = 798,555.30

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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.