Home / 314,222.43-471,407.45-103,860.35

Finding the Fourth Proportional to 314,222.43, 471,407.45 and 103,860.35

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Solution

The fourth proportional to 314,222.43, 471,407.45 and 103,860.35 is: 155,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,222.43 : 471,407.45 = 103,860.35 : x
  2. Step 2: Convert to fraction form
    314,222.43/471,407.45 = 103,860.35/x
  3. Step 3: Cross multiply
    314,222.43x = 471,407.45 × 103,860.35
  4. Step 4: Simplify right side
    314,222.43x = 48,960,539,873.27
  5. Step 5: Solve for x
    x = 48,960,539,873.27/314,222.43
  6. Step 6: Final answer
    x = 155,814.91

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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.