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Finding the Fourth Proportional to 623,152.72, 935,079 and 249,204.88

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Solution

The fourth proportional to 623,152.72, 935,079 and 249,204.88 is: 373,947.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,152.72 : 935,079 = 249,204.88 : x
  2. Step 2: Convert to fraction form
    623,152.72/935,079 = 249,204.88/x
  3. Step 3: Cross multiply
    623,152.72x = 935,079 × 249,204.88
  4. Step 4: Simplify right side
    623,152.72x = 233,026,249,985.52
  5. Step 5: Solve for x
    x = 233,026,249,985.52/623,152.72
  6. Step 6: Final answer
    x = 373,947.26

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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.