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Finding the Fourth Proportional to 514,838.58, 710,055.96 and 362,381.46

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Solution

The fourth proportional to 514,838.58, 710,055.96 and 362,381.46 is: 499,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,838.58 : 710,055.96 = 362,381.46 : x
  2. Step 2: Convert to fraction form
    514,838.58/710,055.96 = 362,381.46/x
  3. Step 3: Cross multiply
    514,838.58x = 710,055.96 × 362,381.46
  4. Step 4: Simplify right side
    514,838.58x = 257,311,115,466.50
  5. Step 5: Solve for x
    x = 257,311,115,466.50/514,838.58
  6. Step 6: Final answer
    x = 499,789.89

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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.