Home / 757,452.34-1,045,335.45-435,290.86

Finding the Fourth Proportional to 757,452.34, 1,045,335.45 and 435,290.86

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Solution

The fourth proportional to 757,452.34, 1,045,335.45 and 435,290.86 is: 600,730.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,452.34 : 1,045,335.45 = 435,290.86 : x
  2. Step 2: Convert to fraction form
    757,452.34/1,045,335.45 = 435,290.86/x
  3. Step 3: Cross multiply
    757,452.34x = 1,045,335.45 × 435,290.86
  4. Step 4: Simplify right side
    757,452.34x = 455,024,967,018.99
  5. Step 5: Solve for x
    x = 455,024,967,018.99/757,452.34
  6. Step 6: Final answer
    x = 600,730.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.