Home / 931,239.64-1,397,117.04-370,667.80

Finding the Fourth Proportional to 931,239.64, 1,397,117.04 and 370,667.80

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Solution

The fourth proportional to 931,239.64, 1,397,117.04 and 370,667.80 is: 556,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,239.64 : 1,397,117.04 = 370,667.80 : x
  2. Step 2: Convert to fraction form
    931,239.64/1,397,117.04 = 370,667.80/x
  3. Step 3: Cross multiply
    931,239.64x = 1,397,117.04 × 370,667.80
  4. Step 4: Simplify right side
    931,239.64x = 517,866,299,559.31
  5. Step 5: Solve for x
    x = 517,866,299,559.31/931,239.64
  6. Step 6: Final answer
    x = 556,104.23

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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.