Home / 1,011,260.52-1,516,303.94-478,777.05

Finding the Fourth Proportional to 1,011,260.52, 1,516,303.94 and 478,777.05

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Solution

The fourth proportional to 1,011,260.52, 1,516,303.94 and 478,777.05 is: 717,887.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,260.52 : 1,516,303.94 = 478,777.05 : x
  2. Step 2: Convert to fraction form
    1,011,260.52/1,516,303.94 = 478,777.05/x
  3. Step 3: Cross multiply
    1,011,260.52x = 1,516,303.94 × 478,777.05
  4. Step 4: Simplify right side
    1,011,260.52x = 725,971,524,902.69
  5. Step 5: Solve for x
    x = 725,971,524,902.69/1,011,260.52
  6. Step 6: Final answer
    x = 717,887.74

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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.