Home / 908,049.70-1,362,852.15-403,387.30

Finding the Fourth Proportional to 908,049.70, 1,362,852.15 and 403,387.30

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Solution

The fourth proportional to 908,049.70, 1,362,852.15 and 403,387.30 is: 605,426.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,049.70 : 1,362,852.15 = 403,387.30 : x
  2. Step 2: Convert to fraction form
    908,049.70/1,362,852.15 = 403,387.30/x
  3. Step 3: Cross multiply
    908,049.70x = 1,362,852.15 × 403,387.30
  4. Step 4: Simplify right side
    908,049.70x = 549,757,249,087.70
  5. Step 5: Solve for x
    x = 549,757,249,087.70/908,049.70
  6. Step 6: Final answer
    x = 605,426.39

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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.