Home / 758,020.74-1,045,949.66-435,670.58

Finding the Fourth Proportional to 758,020.74, 1,045,949.66 and 435,670.58

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Solution

The fourth proportional to 758,020.74, 1,045,949.66 and 435,670.58 is: 601,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,020.74 : 1,045,949.66 = 435,670.58 : x
  2. Step 2: Convert to fraction form
    758,020.74/1,045,949.66 = 435,670.58/x
  3. Step 3: Cross multiply
    758,020.74x = 1,045,949.66 × 435,670.58
  4. Step 4: Simplify right side
    758,020.74x = 455,689,495,023.00
  5. Step 5: Solve for x
    x = 455,689,495,023.00/758,020.74
  6. Step 6: Final answer
    x = 601,157.03

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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.