Home / 249,711.35-374,518.15-207,860.27

Finding the Fourth Proportional to 249,711.35, 374,518.15 and 207,860.27

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Solution

The fourth proportional to 249,711.35, 374,518.15 and 207,860.27 is: 311,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,711.35 : 374,518.15 = 207,860.27 : x
  2. Step 2: Convert to fraction form
    249,711.35/374,518.15 = 207,860.27/x
  3. Step 3: Cross multiply
    249,711.35x = 374,518.15 × 207,860.27
  4. Step 4: Simplify right side
    249,711.35x = 77,847,441,386.66
  5. Step 5: Solve for x
    x = 77,847,441,386.66/249,711.35
  6. Step 6: Final answer
    x = 311,749.72

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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.