Home / 843,332.48-1,264,738.40-443,756.24

Finding the Fourth Proportional to 843,332.48, 1,264,738.40 and 443,756.24

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Solution

The fourth proportional to 843,332.48, 1,264,738.40 and 443,756.24 is: 665,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,332.48 : 1,264,738.40 = 443,756.24 : x
  2. Step 2: Convert to fraction form
    843,332.48/1,264,738.40 = 443,756.24/x
  3. Step 3: Cross multiply
    843,332.48x = 1,264,738.40 × 443,756.24
  4. Step 4: Simplify right side
    843,332.48x = 561,235,556,967.62
  5. Step 5: Solve for x
    x = 561,235,556,967.62/843,332.48
  6. Step 6: Final answer
    x = 665,497.38

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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.