Home / 749,611.77-1,034,488.70-410,080.02

Finding the Fourth Proportional to 749,611.77, 1,034,488.70 and 410,080.02

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Solution

The fourth proportional to 749,611.77, 1,034,488.70 and 410,080.02 is: 565,923.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,611.77 : 1,034,488.70 = 410,080.02 : x
  2. Step 2: Convert to fraction form
    749,611.77/1,034,488.70 = 410,080.02/x
  3. Step 3: Cross multiply
    749,611.77x = 1,034,488.70 × 410,080.02
  4. Step 4: Simplify right side
    749,611.77x = 424,223,147,321.60
  5. Step 5: Solve for x
    x = 424,223,147,321.60/749,611.77
  6. Step 6: Final answer
    x = 565,923.81

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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.