Home / 1,015,145.26-1,400,900.27-607,264.29

Finding the Fourth Proportional to 1,015,145.26, 1,400,900.27 and 607,264.29

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Solution

The fourth proportional to 1,015,145.26, 1,400,900.27 and 607,264.29 is: 838,024.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,145.26 : 1,400,900.27 = 607,264.29 : x
  2. Step 2: Convert to fraction form
    1,015,145.26/1,400,900.27 = 607,264.29/x
  3. Step 3: Cross multiply
    1,015,145.26x = 1,400,900.27 × 607,264.29
  4. Step 4: Simplify right side
    1,015,145.26x = 850,716,704,786.04
  5. Step 5: Solve for x
    x = 850,716,704,786.04/1,015,145.26
  6. Step 6: Final answer
    x = 838,024.61

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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.