Home / 789,035.40-1,184,136.30-522,707.40

Finding the Fourth Proportional to 789,035.40, 1,184,136.30 and 522,707.40

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Solution

The fourth proportional to 789,035.40, 1,184,136.30 and 522,707.40 is: 784,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,035.40 : 1,184,136.30 = 522,707.40 : x
  2. Step 2: Convert to fraction form
    789,035.40/1,184,136.30 = 522,707.40/x
  3. Step 3: Cross multiply
    789,035.40x = 1,184,136.30 × 522,707.40
  4. Step 4: Simplify right side
    789,035.40x = 618,956,806,618.62
  5. Step 5: Solve for x
    x = 618,956,806,618.62/789,035.40
  6. Step 6: Final answer
    x = 784,447.45

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Double scale
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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.