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Finding the Fourth Proportional to 575,390.52, 863,054.38 and 176,031.34

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Solution

The fourth proportional to 575,390.52, 863,054.38 and 176,031.34 is: 264,037.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,390.52 : 863,054.38 = 176,031.34 : x
  2. Step 2: Convert to fraction form
    575,390.52/863,054.38 = 176,031.34/x
  3. Step 3: Cross multiply
    575,390.52x = 863,054.38 × 176,031.34
  4. Step 4: Simplify right side
    575,390.52x = 151,924,617,066.67
  5. Step 5: Solve for x
    x = 151,924,617,066.67/575,390.52
  6. Step 6: Final answer
    x = 264,037.40

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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.