Home / 749,367.69-1,124,420.55-349,950.48

Finding the Fourth Proportional to 749,367.69, 1,124,420.55 and 349,950.48

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Solution

The fourth proportional to 749,367.69, 1,124,420.55 and 349,950.48 is: 525,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,367.69 : 1,124,420.55 = 349,950.48 : x
  2. Step 2: Convert to fraction form
    749,367.69/1,124,420.55 = 349,950.48/x
  3. Step 3: Cross multiply
    749,367.69x = 1,124,420.55 × 349,950.48
  4. Step 4: Simplify right side
    749,367.69x = 393,491,511,194.36
  5. Step 5: Solve for x
    x = 393,491,511,194.36/749,367.69
  6. Step 6: Final answer
    x = 525,098.05

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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.