Home / 749,611.56-1,034,488.42-410,079.81

Finding the Fourth Proportional to 749,611.56, 1,034,488.42 and 410,079.81

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Solution

The fourth proportional to 749,611.56, 1,034,488.42 and 410,079.81 is: 565,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,611.56 : 1,034,488.42 = 410,079.81 : x
  2. Step 2: Convert to fraction form
    749,611.56/1,034,488.42 = 410,079.81/x
  3. Step 3: Cross multiply
    749,611.56x = 1,034,488.42 × 410,079.81
  4. Step 4: Simplify right side
    749,611.56x = 424,222,817,574.93
  5. Step 5: Solve for x
    x = 424,222,817,574.93/749,611.56
  6. Step 6: Final answer
    x = 565,923.52

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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.