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Finding the Fourth Proportional to 707,176.37, 975,900.48 and 384,886.46

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Solution

The fourth proportional to 707,176.37, 975,900.48 and 384,886.46 is: 531,141.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,176.37 : 975,900.48 = 384,886.46 : x
  2. Step 2: Convert to fraction form
    707,176.37/975,900.48 = 384,886.46/x
  3. Step 3: Cross multiply
    707,176.37x = 975,900.48 × 384,886.46
  4. Step 4: Simplify right side
    707,176.37x = 375,610,881,059.50
  5. Step 5: Solve for x
    x = 375,610,881,059.50/707,176.37
  6. Step 6: Final answer
    x = 531,141.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.