Home / 764,032.23-1,054,392.93-458,158.41

Finding the Fourth Proportional to 764,032.23, 1,054,392.93 and 458,158.41

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Solution

The fourth proportional to 764,032.23, 1,054,392.93 and 458,158.41 is: 632,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,032.23 : 1,054,392.93 = 458,158.41 : x
  2. Step 2: Convert to fraction form
    764,032.23/1,054,392.93 = 458,158.41/x
  3. Step 3: Cross multiply
    764,032.23x = 1,054,392.93 × 458,158.41
  4. Step 4: Simplify right side
    764,032.23x = 483,078,988,324.04
  5. Step 5: Solve for x
    x = 483,078,988,324.04/764,032.23
  6. Step 6: Final answer
    x = 632,275.67

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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.