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Finding the Fourth Proportional to 354,426.48, 531,048.06 and 249,056.82

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Solution

The fourth proportional to 354,426.48, 531,048.06 and 249,056.82 is: 373,169.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,426.48 : 531,048.06 = 249,056.82 : x
  2. Step 2: Convert to fraction form
    354,426.48/531,048.06 = 249,056.82/x
  3. Step 3: Cross multiply
    354,426.48x = 531,048.06 × 249,056.82
  4. Step 4: Simplify right side
    354,426.48x = 132,261,141,090.77
  5. Step 5: Solve for x
    x = 132,261,141,090.77/354,426.48
  6. Step 6: Final answer
    x = 373,169.47

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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.