Home / 509,099.04-759,926.88-472,093.92

Finding the Fourth Proportional to 509,099.04, 759,926.88 and 472,093.92

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Solution

The fourth proportional to 509,099.04, 759,926.88 and 472,093.92 is: 704,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,099.04 : 759,926.88 = 472,093.92 : x
  2. Step 2: Convert to fraction form
    509,099.04/759,926.88 = 472,093.92/x
  3. Step 3: Cross multiply
    509,099.04x = 759,926.88 × 472,093.92
  4. Step 4: Simplify right side
    509,099.04x = 358,756,859,692.57
  5. Step 5: Solve for x
    x = 358,756,859,692.57/509,099.04
  6. Step 6: Final answer
    x = 704,689.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.