Home / 1,013,090.20-1,519,440.90-303,141.40

Finding the Fourth Proportional to 1,013,090.20, 1,519,440.90 and 303,141.40

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Solution

The fourth proportional to 1,013,090.20, 1,519,440.90 and 303,141.40 is: 454,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,090.20 : 1,519,440.90 = 303,141.40 : x
  2. Step 2: Convert to fraction form
    1,013,090.20/1,519,440.90 = 303,141.40/x
  3. Step 3: Cross multiply
    1,013,090.20x = 1,519,440.90 × 303,141.40
  4. Step 4: Simplify right side
    1,013,090.20x = 460,605,441,643.26
  5. Step 5: Solve for x
    x = 460,605,441,643.26/1,013,090.20
  6. Step 6: Final answer
    x = 454,653.93

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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.