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Finding the Fourth Proportional to 357,359.66, 535,925.81 and 117,418.25

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Solution

The fourth proportional to 357,359.66, 535,925.81 and 117,418.25 is: 176,090.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,359.66 : 535,925.81 = 117,418.25 : x
  2. Step 2: Convert to fraction form
    357,359.66/535,925.81 = 117,418.25/x
  3. Step 3: Cross multiply
    357,359.66x = 535,925.81 × 117,418.25
  4. Step 4: Simplify right side
    357,359.66x = 62,927,467,473.31
  5. Step 5: Solve for x
    x = 62,927,467,473.31/357,359.66
  6. Step 6: Final answer
    x = 176,090.02

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1.5x scale

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.