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Finding the Fourth Proportional to 375,756.10, 518,547.63 and 214,632.52

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Solution

The fourth proportional to 375,756.10, 518,547.63 and 214,632.52 is: 296,195.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,756.10 : 518,547.63 = 214,632.52 : x
  2. Step 2: Convert to fraction form
    375,756.10/518,547.63 = 214,632.52/x
  3. Step 3: Cross multiply
    375,756.10x = 518,547.63 × 214,632.52
  4. Step 4: Simplify right side
    375,756.10x = 111,297,184,566.93
  5. Step 5: Solve for x
    x = 111,297,184,566.93/375,756.10
  6. Step 6: Final answer
    x = 296,195.28

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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.