Home / 764,317.08-1,054,773.90-424,778.04

Finding the Fourth Proportional to 764,317.08, 1,054,773.90 and 424,778.04

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Solution

The fourth proportional to 764,317.08, 1,054,773.90 and 424,778.04 is: 586,202.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,317.08 : 1,054,773.90 = 424,778.04 : x
  2. Step 2: Convert to fraction form
    764,317.08/1,054,773.90 = 424,778.04/x
  3. Step 3: Cross multiply
    764,317.08x = 1,054,773.90 × 424,778.04
  4. Step 4: Simplify right side
    764,317.08x = 448,044,789,885.16
  5. Step 5: Solve for x
    x = 448,044,789,885.16/764,317.08
  6. Step 6: Final answer
    x = 586,202.77

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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.