Home / 746,280.72-1,030,014.36-519,795

Finding the Fourth Proportional to 746,280.72, 1,030,014.36 and 519,795

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Solution

The fourth proportional to 746,280.72, 1,030,014.36 and 519,795 is: 717,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,280.72 : 1,030,014.36 = 519,795 : x
  2. Step 2: Convert to fraction form
    746,280.72/1,030,014.36 = 519,795/x
  3. Step 3: Cross multiply
    746,280.72x = 1,030,014.36 × 519,795
  4. Step 4: Simplify right side
    746,280.72x = 535,396,314,256.20
  5. Step 5: Solve for x
    x = 535,396,314,256.20/746,280.72
  6. Step 6: Final answer
    x = 717,419.46

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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.