Home / 1,019,050.64-1,528,579.64-309,084.88

Finding the Fourth Proportional to 1,019,050.64, 1,528,579.64 and 309,084.88

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Solution

The fourth proportional to 1,019,050.64, 1,528,579.64 and 309,084.88 is: 463,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,050.64 : 1,528,579.64 = 309,084.88 : x
  2. Step 2: Convert to fraction form
    1,019,050.64/1,528,579.64 = 309,084.88/x
  3. Step 3: Cross multiply
    1,019,050.64x = 1,528,579.64 × 309,084.88
  4. Step 4: Simplify right side
    1,019,050.64x = 472,460,854,599.84
  5. Step 5: Solve for x
    x = 472,460,854,599.84/1,019,050.64
  6. Step 6: Final answer
    x = 463,628.44

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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.