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Finding the Fourth Proportional to 575,931.43, 862,125.54 and 375,820.93

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Solution

The fourth proportional to 575,931.43, 862,125.54 and 375,820.93 is: 562,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,931.43 : 862,125.54 = 375,820.93 : x
  2. Step 2: Convert to fraction form
    575,931.43/862,125.54 = 375,820.93/x
  3. Step 3: Cross multiply
    575,931.43x = 862,125.54 × 375,820.93
  4. Step 4: Simplify right side
    575,931.43x = 324,004,822,219.55
  5. Step 5: Solve for x
    x = 324,004,822,219.55/575,931.43
  6. Step 6: Final answer
    x = 562,575.34

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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.