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Finding the Fourth Proportional to 357,346.74, 536,031.95 and 179,756.98

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Solution

The fourth proportional to 357,346.74, 536,031.95 and 179,756.98 is: 269,641.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,346.74 : 536,031.95 = 179,756.98 : x
  2. Step 2: Convert to fraction form
    357,346.74/536,031.95 = 179,756.98/x
  3. Step 3: Cross multiply
    357,346.74x = 536,031.95 × 179,756.98
  4. Step 4: Simplify right side
    357,346.74x = 96,355,484,515.51
  5. Step 5: Solve for x
    x = 96,355,484,515.51/357,346.74
  6. Step 6: Final answer
    x = 269,641.43

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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.