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Finding the Fourth Proportional to 461,924, 637,457.04 and 249,956

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Solution

The fourth proportional to 461,924, 637,457.04 and 249,956 is: 344,940.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,924 : 637,457.04 = 249,956 : x
  2. Step 2: Convert to fraction form
    461,924/637,457.04 = 249,956/x
  3. Step 3: Cross multiply
    461,924x = 637,457.04 × 249,956
  4. Step 4: Simplify right side
    461,924x = 159,336,211,890.24
  5. Step 5: Solve for x
    x = 159,336,211,890.24/461,924
  6. Step 6: Final answer
    x = 344,940.32

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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.