Home / 798,274.47-1,101,450.45-507,780.43

Finding the Fourth Proportional to 798,274.47, 1,101,450.45 and 507,780.43

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Solution

The fourth proportional to 798,274.47, 1,101,450.45 and 507,780.43 is: 700,629.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,274.47 : 1,101,450.45 = 507,780.43 : x
  2. Step 2: Convert to fraction form
    798,274.47/1,101,450.45 = 507,780.43/x
  3. Step 3: Cross multiply
    798,274.47x = 1,101,450.45 × 507,780.43
  4. Step 4: Simplify right side
    798,274.47x = 559,294,982,275.24
  5. Step 5: Solve for x
    x = 559,294,982,275.24/798,274.47
  6. Step 6: Final answer
    x = 700,629.92

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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.