Home / 965,627.76-1,448,435.88-525,195.12

Finding the Fourth Proportional to 965,627.76, 1,448,435.88 and 525,195.12

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Solution

The fourth proportional to 965,627.76, 1,448,435.88 and 525,195.12 is: 787,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,627.76 : 1,448,435.88 = 525,195.12 : x
  2. Step 2: Convert to fraction form
    965,627.76/1,448,435.88 = 525,195.12/x
  3. Step 3: Cross multiply
    965,627.76x = 1,448,435.88 × 525,195.12
  4. Step 4: Simplify right side
    965,627.76x = 760,711,455,808.91
  5. Step 5: Solve for x
    x = 760,711,455,808.91/965,627.76
  6. Step 6: Final answer
    x = 787,789.55

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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.