Home / 524,556.10-786,834.15-484,315.30

Finding the Fourth Proportional to 524,556.10, 786,834.15 and 484,315.30

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Solution

The fourth proportional to 524,556.10, 786,834.15 and 484,315.30 is: 726,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,556.10 : 786,834.15 = 484,315.30 : x
  2. Step 2: Convert to fraction form
    524,556.10/786,834.15 = 484,315.30/x
  3. Step 3: Cross multiply
    524,556.10x = 786,834.15 × 484,315.30
  4. Step 4: Simplify right side
    524,556.10x = 381,075,817,407.50
  5. Step 5: Solve for x
    x = 381,075,817,407.50/524,556.10
  6. Step 6: Final answer
    x = 726,472.95

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Double scale
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Similar ratio
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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.