Home / 1,008,669.24-1,513,228.50-440,142.12

Finding the Fourth Proportional to 1,008,669.24, 1,513,228.50 and 440,142.12

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Solution

The fourth proportional to 1,008,669.24, 1,513,228.50 and 440,142.12 is: 660,311.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,669.24 : 1,513,228.50 = 440,142.12 : x
  2. Step 2: Convert to fraction form
    1,008,669.24/1,513,228.50 = 440,142.12/x
  3. Step 3: Cross multiply
    1,008,669.24x = 1,513,228.50 × 440,142.12
  4. Step 4: Simplify right side
    1,008,669.24x = 666,035,600,034.42
  5. Step 5: Solve for x
    x = 666,035,600,034.42/1,008,669.24
  6. Step 6: Final answer
    x = 660,311.20

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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.