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Finding the Fourth Proportional to 369,775.37, 554,664.68 and 117,057.10

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Solution

The fourth proportional to 369,775.37, 554,664.68 and 117,057.10 is: 175,586.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,775.37 : 554,664.68 = 117,057.10 : x
  2. Step 2: Convert to fraction form
    369,775.37/554,664.68 = 117,057.10/x
  3. Step 3: Cross multiply
    369,775.37x = 554,664.68 × 117,057.10
  4. Step 4: Simplify right side
    369,775.37x = 64,927,438,913.23
  5. Step 5: Solve for x
    x = 64,927,438,913.23/369,775.37
  6. Step 6: Final answer
    x = 175,586.16

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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.