Home / 1,063,564.16-1,595,657.28-315,629.60

Finding the Fourth Proportional to 1,063,564.16, 1,595,657.28 and 315,629.60

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Solution

The fourth proportional to 1,063,564.16, 1,595,657.28 and 315,629.60 is: 473,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,564.16 : 1,595,657.28 = 315,629.60 : x
  2. Step 2: Convert to fraction form
    1,063,564.16/1,595,657.28 = 315,629.60/x
  3. Step 3: Cross multiply
    1,063,564.16x = 1,595,657.28 × 315,629.60
  4. Step 4: Simplify right side
    1,063,564.16x = 503,636,669,023.49
  5. Step 5: Solve for x
    x = 503,636,669,023.49/1,063,564.16
  6. Step 6: Final answer
    x = 473,536.71

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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.