Home / 953,064.81-1,429,177.41-447,769.44

Finding the Fourth Proportional to 953,064.81, 1,429,177.41 and 447,769.44

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Solution

The fourth proportional to 953,064.81, 1,429,177.41 and 447,769.44 is: 671,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,064.81 : 1,429,177.41 = 447,769.44 : x
  2. Step 2: Convert to fraction form
    953,064.81/1,429,177.41 = 447,769.44/x
  3. Step 3: Cross multiply
    953,064.81x = 1,429,177.41 × 447,769.44
  4. Step 4: Simplify right side
    953,064.81x = 639,941,968,536.35
  5. Step 5: Solve for x
    x = 639,941,968,536.35/953,064.81
  6. Step 6: Final answer
    x = 671,456.93

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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.