Home / 1,009,050.75-1,392,500.93-550,161.59

Finding the Fourth Proportional to 1,009,050.75, 1,392,500.93 and 550,161.59

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Solution

The fourth proportional to 1,009,050.75, 1,392,500.93 and 550,161.59 is: 759,228.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,050.75 : 1,392,500.93 = 550,161.59 : x
  2. Step 2: Convert to fraction form
    1,009,050.75/1,392,500.93 = 550,161.59/x
  3. Step 3: Cross multiply
    1,009,050.75x = 1,392,500.93 × 550,161.59
  4. Step 4: Simplify right side
    1,009,050.75x = 766,100,516,011.97
  5. Step 5: Solve for x
    x = 766,100,516,011.97/1,009,050.75
  6. Step 6: Final answer
    x = 759,228.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.