Home / 757,424.34-1,045,296.81-435,262.86

Finding the Fourth Proportional to 757,424.34, 1,045,296.81 and 435,262.86

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Solution

The fourth proportional to 757,424.34, 1,045,296.81 and 435,262.86 is: 600,692.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,424.34 : 1,045,296.81 = 435,262.86 : x
  2. Step 2: Convert to fraction form
    757,424.34/1,045,296.81 = 435,262.86/x
  3. Step 3: Cross multiply
    757,424.34x = 1,045,296.81 × 435,262.86
  4. Step 4: Simplify right side
    757,424.34x = 454,978,879,069.48
  5. Step 5: Solve for x
    x = 454,978,879,069.48/757,424.34
  6. Step 6: Final answer
    x = 600,692.18

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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.