Home / 369,719.00-510,217.14-208,573.55

Finding the Fourth Proportional to 369,719.00, 510,217.14 and 208,573.55

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Solution

The fourth proportional to 369,719.00, 510,217.14 and 208,573.55 is: 287,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,719.00 : 510,217.14 = 208,573.55 : x
  2. Step 2: Convert to fraction form
    369,719.00/510,217.14 = 208,573.55/x
  3. Step 3: Cross multiply
    369,719.00x = 510,217.14 × 208,573.55
  4. Step 4: Simplify right side
    369,719.00x = 106,417,800,305.03
  5. Step 5: Solve for x
    x = 106,417,800,305.03/369,719.00
  6. Step 6: Final answer
    x = 287,834.28

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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.