Home / 897,075.78-1,345,384.44-265,841.97

Finding the Fourth Proportional to 897,075.78, 1,345,384.44 and 265,841.97

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Solution

The fourth proportional to 897,075.78, 1,345,384.44 and 265,841.97 is: 398,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,075.78 : 1,345,384.44 = 265,841.97 : x
  2. Step 2: Convert to fraction form
    897,075.78/1,345,384.44 = 265,841.97/x
  3. Step 3: Cross multiply
    897,075.78x = 1,345,384.44 × 265,841.97
  4. Step 4: Simplify right side
    897,075.78x = 357,659,649,936.95
  5. Step 5: Solve for x
    x = 357,659,649,936.95/897,075.78
  6. Step 6: Final answer
    x = 398,695.02

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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.