Home / 775,347.41-1,069,822.53-452,995.22

Finding the Fourth Proportional to 775,347.41, 1,069,822.53 and 452,995.22

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Solution

The fourth proportional to 775,347.41, 1,069,822.53 and 452,995.22 is: 625,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,347.41 : 1,069,822.53 = 452,995.22 : x
  2. Step 2: Convert to fraction form
    775,347.41/1,069,822.53 = 452,995.22/x
  3. Step 3: Cross multiply
    775,347.41x = 1,069,822.53 × 452,995.22
  4. Step 4: Simplify right side
    775,347.41x = 484,624,486,989.19
  5. Step 5: Solve for x
    x = 484,624,486,989.19/775,347.41
  6. Step 6: Final answer
    x = 625,041.73

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Double scale
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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.