Home / 786,109.74-1,084,835.07-446,596.62

Finding the Fourth Proportional to 786,109.74, 1,084,835.07 and 446,596.62

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Solution

The fourth proportional to 786,109.74, 1,084,835.07 and 446,596.62 is: 616,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,109.74 : 1,084,835.07 = 446,596.62 : x
  2. Step 2: Convert to fraction form
    786,109.74/1,084,835.07 = 446,596.62/x
  3. Step 3: Cross multiply
    786,109.74x = 1,084,835.07 × 446,596.62
  4. Step 4: Simplify right side
    786,109.74x = 484,483,675,519.46
  5. Step 5: Solve for x
    x = 484,483,675,519.46/786,109.74
  6. Step 6: Final answer
    x = 616,305.40

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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.