Home / 369,212.42-509,528.14-208,074.26

Finding the Fourth Proportional to 369,212.42, 509,528.14 and 208,074.26

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Solution

The fourth proportional to 369,212.42, 509,528.14 and 208,074.26 is: 287,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,212.42 : 509,528.14 = 208,074.26 : x
  2. Step 2: Convert to fraction form
    369,212.42/509,528.14 = 208,074.26/x
  3. Step 3: Cross multiply
    369,212.42x = 509,528.14 × 208,074.26
  4. Step 4: Simplify right side
    369,212.42x = 106,019,690,679.68
  5. Step 5: Solve for x
    x = 106,019,690,679.68/369,212.42
  6. Step 6: Final answer
    x = 287,150.93

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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.