Home / 749,619.21-1,034,498.96-410,087.46

Finding the Fourth Proportional to 749,619.21, 1,034,498.96 and 410,087.46

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Solution

The fourth proportional to 749,619.21, 1,034,498.96 and 410,087.46 is: 565,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,619.21 : 1,034,498.96 = 410,087.46 : x
  2. Step 2: Convert to fraction form
    749,619.21/1,034,498.96 = 410,087.46/x
  3. Step 3: Cross multiply
    749,619.21x = 1,034,498.96 × 410,087.46
  4. Step 4: Simplify right side
    749,619.21x = 424,235,048,828.60
  5. Step 5: Solve for x
    x = 424,235,048,828.60/749,619.21
  6. Step 6: Final answer
    x = 565,934.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.