Home / 725,793.12-1,089,446.08-709,510.16

Finding the Fourth Proportional to 725,793.12, 1,089,446.08 and 709,510.16

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Solution

The fourth proportional to 725,793.12, 1,089,446.08 and 709,510.16 is: 1,065,004.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,793.12 : 1,089,446.08 = 709,510.16 : x
  2. Step 2: Convert to fraction form
    725,793.12/1,089,446.08 = 709,510.16/x
  3. Step 3: Cross multiply
    725,793.12x = 1,089,446.08 × 709,510.16
  4. Step 4: Simplify right side
    725,793.12x = 772,973,062,532.17
  5. Step 5: Solve for x
    x = 772,973,062,532.17/725,793.12
  6. Step 6: Final answer
    x = 1,065,004.67

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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.