Home / 650,424.20-975,075.62-251,345

Finding the Fourth Proportional to 650,424.20, 975,075.62 and 251,345

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Solution

The fourth proportional to 650,424.20, 975,075.62 and 251,345 is: 376,800.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,424.20 : 975,075.62 = 251,345 : x
  2. Step 2: Convert to fraction form
    650,424.20/975,075.62 = 251,345/x
  3. Step 3: Cross multiply
    650,424.20x = 975,075.62 × 251,345
  4. Step 4: Simplify right side
    650,424.20x = 245,080,381,708.90
  5. Step 5: Solve for x
    x = 245,080,381,708.90/650,424.20
  6. Step 6: Final answer
    x = 376,800.84

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1.5x scale

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.