Home / 734,379.76-1,013,441.34-412,089.13

Finding the Fourth Proportional to 734,379.76, 1,013,441.34 and 412,089.13

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Solution

The fourth proportional to 734,379.76, 1,013,441.34 and 412,089.13 is: 568,681.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,379.76 : 1,013,441.34 = 412,089.13 : x
  2. Step 2: Convert to fraction form
    734,379.76/1,013,441.34 = 412,089.13/x
  3. Step 3: Cross multiply
    734,379.76x = 1,013,441.34 × 412,089.13
  4. Step 4: Simplify right side
    734,379.76x = 417,628,160,106.63
  5. Step 5: Solve for x
    x = 417,628,160,106.63/734,379.76
  6. Step 6: Final answer
    x = 568,681.47

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Double scale
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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.