Home / 908,045.70-1,362,846.15-403,383.30

Finding the Fourth Proportional to 908,045.70, 1,362,846.15 and 403,383.30

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Solution

The fourth proportional to 908,045.70, 1,362,846.15 and 403,383.30 is: 605,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,045.70 : 1,362,846.15 = 403,383.30 : x
  2. Step 2: Convert to fraction form
    908,045.70/1,362,846.15 = 403,383.30/x
  3. Step 3: Cross multiply
    908,045.70x = 1,362,846.15 × 403,383.30
  4. Step 4: Simplify right side
    908,045.70x = 549,749,377,379.30
  5. Step 5: Solve for x
    x = 549,749,377,379.30/908,045.70
  6. Step 6: Final answer
    x = 605,420.39

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Double scale
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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.