Home / 800,926.48-1,201,429.64-239,907.52

Finding the Fourth Proportional to 800,926.48, 1,201,429.64 and 239,907.52

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Solution

The fourth proportional to 800,926.48, 1,201,429.64 and 239,907.52 is: 359,873.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,926.48 : 1,201,429.64 = 239,907.52 : x
  2. Step 2: Convert to fraction form
    800,926.48/1,201,429.64 = 239,907.52/x
  3. Step 3: Cross multiply
    800,926.48x = 1,201,429.64 × 239,907.52
  4. Step 4: Simplify right side
    800,926.48x = 288,232,005,386.89
  5. Step 5: Solve for x
    x = 288,232,005,386.89/800,926.48
  6. Step 6: Final answer
    x = 359,873.24

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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.