Home / 740,086.23-1,021,343.73-453,550.95

Finding the Fourth Proportional to 740,086.23, 1,021,343.73 and 453,550.95

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Solution

The fourth proportional to 740,086.23, 1,021,343.73 and 453,550.95 is: 625,915.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,086.23 : 1,021,343.73 = 453,550.95 : x
  2. Step 2: Convert to fraction form
    740,086.23/1,021,343.73 = 453,550.95/x
  3. Step 3: Cross multiply
    740,086.23x = 1,021,343.73 × 453,550.95
  4. Step 4: Simplify right side
    740,086.23x = 463,231,419,018.04
  5. Step 5: Solve for x
    x = 463,231,419,018.04/740,086.23
  6. Step 6: Final answer
    x = 625,915.47

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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.