Home / 1,165,379.78-1,748,172.18-355,946.93

Finding the Fourth Proportional to 1,165,379.78, 1,748,172.18 and 355,946.93

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Solution

The fourth proportional to 1,165,379.78, 1,748,172.18 and 355,946.93 is: 533,951.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,379.78 : 1,748,172.18 = 355,946.93 : x
  2. Step 2: Convert to fraction form
    1,165,379.78/1,748,172.18 = 355,946.93/x
  3. Step 3: Cross multiply
    1,165,379.78x = 1,748,172.18 × 355,946.93
  4. Step 4: Simplify right side
    1,165,379.78x = 622,256,518,397.19
  5. Step 5: Solve for x
    x = 622,256,518,397.19/1,165,379.78
  6. Step 6: Final answer
    x = 533,951.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.