Home / 955,075.70-1,432,120.55-281,069.48

Finding the Fourth Proportional to 955,075.70, 1,432,120.55 and 281,069.48

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Solution

The fourth proportional to 955,075.70, 1,432,120.55 and 281,069.48 is: 421,459.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,075.70 : 1,432,120.55 = 281,069.48 : x
  2. Step 2: Convert to fraction form
    955,075.70/1,432,120.55 = 281,069.48/x
  3. Step 3: Cross multiply
    955,075.70x = 1,432,120.55 × 281,069.48
  4. Step 4: Simplify right side
    955,075.70x = 402,525,378,285.81
  5. Step 5: Solve for x
    x = 402,525,378,285.81/955,075.70
  6. Step 6: Final answer
    x = 421,459.14

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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.