Home / 692,001.45-1,038,166.20-355,094.10

Finding the Fourth Proportional to 692,001.45, 1,038,166.20 and 355,094.10

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Solution

The fourth proportional to 692,001.45, 1,038,166.20 and 355,094.10 is: 532,725.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,001.45 : 1,038,166.20 = 355,094.10 : x
  2. Step 2: Convert to fraction form
    692,001.45/1,038,166.20 = 355,094.10/x
  3. Step 3: Cross multiply
    692,001.45x = 1,038,166.20 × 355,094.10
  4. Step 4: Simplify right side
    692,001.45x = 368,646,692,439.42
  5. Step 5: Solve for x
    x = 368,646,692,439.42/692,001.45
  6. Step 6: Final answer
    x = 532,725.32

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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.