Home / 1,507,086.40-2,260,921.20-442,163.20

Finding the Fourth Proportional to 1,507,086.40, 2,260,921.20 and 442,163.20

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Solution

The fourth proportional to 1,507,086.40, 2,260,921.20 and 442,163.20 is: 663,330.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,086.40 : 2,260,921.20 = 442,163.20 : x
  2. Step 2: Convert to fraction form
    1,507,086.40/2,260,921.20 = 442,163.20/x
  3. Step 3: Cross multiply
    1,507,086.40x = 2,260,921.20 × 442,163.20
  4. Step 4: Simplify right side
    1,507,086.40x = 999,696,152,739.84
  5. Step 5: Solve for x
    x = 999,696,152,739.84/1,507,086.40
  6. Step 6: Final answer
    x = 663,330.35

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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.