Home / 1,000,338.03-1,500,788.03-401,719.53

Finding the Fourth Proportional to 1,000,338.03, 1,500,788.03 and 401,719.53

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Solution

The fourth proportional to 1,000,338.03, 1,500,788.03 and 401,719.53 is: 602,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,338.03 : 1,500,788.03 = 401,719.53 : x
  2. Step 2: Convert to fraction form
    1,000,338.03/1,500,788.03 = 401,719.53/x
  3. Step 3: Cross multiply
    1,000,338.03x = 1,500,788.03 × 401,719.53
  4. Step 4: Simplify right side
    1,000,338.03x = 602,895,860,032.63
  5. Step 5: Solve for x
    x = 602,895,860,032.63/1,000,338.03
  6. Step 6: Final answer
    x = 602,692.13

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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.