Home / 757,558.62-1,045,495.08-435,379.50

Finding the Fourth Proportional to 757,558.62, 1,045,495.08 and 435,379.50

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Solution

The fourth proportional to 757,558.62, 1,045,495.08 and 435,379.50 is: 600,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,558.62 : 1,045,495.08 = 435,379.50 : x
  2. Step 2: Convert to fraction form
    757,558.62/1,045,495.08 = 435,379.50/x
  3. Step 3: Cross multiply
    757,558.62x = 1,045,495.08 × 435,379.50
  4. Step 4: Simplify right side
    757,558.62x = 455,187,125,182.86
  5. Step 5: Solve for x
    x = 455,187,125,182.86/757,558.62
  6. Step 6: Final answer
    x = 600,860.60

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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.