Home / 763,350.41-1,143,281.69-364,271.51

Finding the Fourth Proportional to 763,350.41, 1,143,281.69 and 364,271.51

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Solution

The fourth proportional to 763,350.41, 1,143,281.69 and 364,271.51 is: 545,575.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,350.41 : 1,143,281.69 = 364,271.51 : x
  2. Step 2: Convert to fraction form
    763,350.41/1,143,281.69 = 364,271.51/x
  3. Step 3: Cross multiply
    763,350.41x = 1,143,281.69 × 364,271.51
  4. Step 4: Simplify right side
    763,350.41x = 416,464,949,974.52
  5. Step 5: Solve for x
    x = 416,464,949,974.52/763,350.41
  6. Step 6: Final answer
    x = 545,575.06

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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.