Home / 931,215.60-1,396,823.40-370,250.10

Finding the Fourth Proportional to 931,215.60, 1,396,823.40 and 370,250.10

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Solution

The fourth proportional to 931,215.60, 1,396,823.40 and 370,250.10 is: 555,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,215.60 : 1,396,823.40 = 370,250.10 : x
  2. Step 2: Convert to fraction form
    931,215.60/1,396,823.40 = 370,250.10/x
  3. Step 3: Cross multiply
    931,215.60x = 1,396,823.40 × 370,250.10
  4. Step 4: Simplify right side
    931,215.60x = 517,174,003,532.34
  5. Step 5: Solve for x
    x = 517,174,003,532.34/931,215.60
  6. Step 6: Final answer
    x = 555,375.15

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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.