Home / 1,021,221.54-1,409,230.53-562,246.74

Finding the Fourth Proportional to 1,021,221.54, 1,409,230.53 and 562,246.74

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Solution

The fourth proportional to 1,021,221.54, 1,409,230.53 and 562,246.74 is: 775,870.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,221.54 : 1,409,230.53 = 562,246.74 : x
  2. Step 2: Convert to fraction form
    1,021,221.54/1,409,230.53 = 562,246.74/x
  3. Step 3: Cross multiply
    1,021,221.54x = 1,409,230.53 × 562,246.74
  4. Step 4: Simplify right side
    1,021,221.54x = 792,335,271,400.97
  5. Step 5: Solve for x
    x = 792,335,271,400.97/1,021,221.54
  6. Step 6: Final answer
    x = 775,870.11

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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.