Home / 764,098.40-1,054,436.64-424,567.52

Finding the Fourth Proportional to 764,098.40, 1,054,436.64 and 424,567.52

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Solution

The fourth proportional to 764,098.40, 1,054,436.64 and 424,567.52 is: 585,892.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,098.40 : 1,054,436.64 = 424,567.52 : x
  2. Step 2: Convert to fraction form
    764,098.40/1,054,436.64 = 424,567.52/x
  3. Step 3: Cross multiply
    764,098.40x = 1,054,436.64 × 424,567.52
  4. Step 4: Simplify right side
    764,098.40x = 447,679,549,241.93
  5. Step 5: Solve for x
    x = 447,679,549,241.93/764,098.40
  6. Step 6: Final answer
    x = 585,892.54

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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.