Home / 908,048.70-1,362,850.65-403,386.30

Finding the Fourth Proportional to 908,048.70, 1,362,850.65 and 403,386.30

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Solution

The fourth proportional to 908,048.70, 1,362,850.65 and 403,386.30 is: 605,424.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,048.70 : 1,362,850.65 = 403,386.30 : x
  2. Step 2: Convert to fraction form
    908,048.70/1,362,850.65 = 403,386.30/x
  3. Step 3: Cross multiply
    908,048.70x = 1,362,850.65 × 403,386.30
  4. Step 4: Simplify right side
    908,048.70x = 549,755,281,156.10
  5. Step 5: Solve for x
    x = 549,755,281,156.10/908,048.70
  6. Step 6: Final answer
    x = 605,424.89

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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.