Home / 969,568.60-1,455,017.20-338,482.40

Finding the Fourth Proportional to 969,568.60, 1,455,017.20 and 338,482.40

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Solution

The fourth proportional to 969,568.60, 1,455,017.20 and 338,482.40 is: 507,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,568.60 : 1,455,017.20 = 338,482.40 : x
  2. Step 2: Convert to fraction form
    969,568.60/1,455,017.20 = 338,482.40/x
  3. Step 3: Cross multiply
    969,568.60x = 1,455,017.20 × 338,482.40
  4. Step 4: Simplify right side
    969,568.60x = 492,497,713,897.28
  5. Step 5: Solve for x
    x = 492,497,713,897.28/969,568.60
  6. Step 6: Final answer
    x = 507,955.51

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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.