Home / 764,848.90-1,055,713.98-510,199.48

Finding the Fourth Proportional to 764,848.90, 1,055,713.98 and 510,199.48

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Solution

The fourth proportional to 764,848.90, 1,055,713.98 and 510,199.48 is: 704,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,848.90 : 1,055,713.98 = 510,199.48 : x
  2. Step 2: Convert to fraction form
    764,848.90/1,055,713.98 = 510,199.48/x
  3. Step 3: Cross multiply
    764,848.90x = 1,055,713.98 × 510,199.48
  4. Step 4: Simplify right side
    764,848.90x = 538,624,723,624.73
  5. Step 5: Solve for x
    x = 538,624,723,624.73/764,848.90
  6. Step 6: Final answer
    x = 704,223.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.