Home / 908,953.70-1,254,299.76-501,034.46

Finding the Fourth Proportional to 908,953.70, 1,254,299.76 and 501,034.46

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Solution

The fourth proportional to 908,953.70, 1,254,299.76 and 501,034.46 is: 691,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,953.70 : 1,254,299.76 = 501,034.46 : x
  2. Step 2: Convert to fraction form
    908,953.70/1,254,299.76 = 501,034.46/x
  3. Step 3: Cross multiply
    908,953.70x = 1,254,299.76 × 501,034.46
  4. Step 4: Simplify right side
    908,953.70x = 628,447,396,658.23
  5. Step 5: Solve for x
    x = 628,447,396,658.23/908,953.70
  6. Step 6: Final answer
    x = 691,396.49

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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.