Home / 750,683.63-1,123,200.36-526,481.70

Finding the Fourth Proportional to 750,683.63, 1,123,200.36 and 526,481.70

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Solution

The fourth proportional to 750,683.63, 1,123,200.36 and 526,481.70 is: 787,741.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,683.63 : 1,123,200.36 = 526,481.70 : x
  2. Step 2: Convert to fraction form
    750,683.63/1,123,200.36 = 526,481.70/x
  3. Step 3: Cross multiply
    750,683.63x = 1,123,200.36 × 526,481.70
  4. Step 4: Simplify right side
    750,683.63x = 591,344,434,973.41
  5. Step 5: Solve for x
    x = 591,344,434,973.41/750,683.63
  6. Step 6: Final answer
    x = 787,741.22

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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.