Home / 1,036,633.43-1,555,028.85-353,307.90

Finding the Fourth Proportional to 1,036,633.43, 1,555,028.85 and 353,307.90

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Solution

The fourth proportional to 1,036,633.43, 1,555,028.85 and 353,307.90 is: 529,988.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,633.43 : 1,555,028.85 = 353,307.90 : x
  2. Step 2: Convert to fraction form
    1,036,633.43/1,555,028.85 = 353,307.90/x
  3. Step 3: Cross multiply
    1,036,633.43x = 1,555,028.85 × 353,307.90
  4. Step 4: Simplify right side
    1,036,633.43x = 549,403,977,432.92
  5. Step 5: Solve for x
    x = 549,403,977,432.92/1,036,633.43
  6. Step 6: Final answer
    x = 529,988.67

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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.