Home / 982,973.04-1,474,717.08-309,027.12

Finding the Fourth Proportional to 982,973.04, 1,474,717.08 and 309,027.12

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Solution

The fourth proportional to 982,973.04, 1,474,717.08 and 309,027.12 is: 463,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,973.04 : 1,474,717.08 = 309,027.12 : x
  2. Step 2: Convert to fraction form
    982,973.04/1,474,717.08 = 309,027.12/x
  3. Step 3: Cross multiply
    982,973.04x = 1,474,717.08 × 309,027.12
  4. Step 4: Simplify right side
    982,973.04x = 455,727,572,047.21
  5. Step 5: Solve for x
    x = 455,727,572,047.21/982,973.04
  6. Step 6: Final answer
    x = 463,621.64

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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.