Home / 908,844.12-1,254,210.84-521,556.24

Finding the Fourth Proportional to 908,844.12, 1,254,210.84 and 521,556.24

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Solution

The fourth proportional to 908,844.12, 1,254,210.84 and 521,556.24 is: 719,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,844.12 : 1,254,210.84 = 521,556.24 : x
  2. Step 2: Convert to fraction form
    908,844.12/1,254,210.84 = 521,556.24/x
  3. Step 3: Cross multiply
    908,844.12x = 1,254,210.84 × 521,556.24
  4. Step 4: Simplify right side
    908,844.12x = 654,141,489,877.64
  5. Step 5: Solve for x
    x = 654,141,489,877.64/908,844.12
  6. Step 6: Final answer
    x = 719,751.03

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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.