Home / 692,580.30-1,038,929.58-243,261.96

Finding the Fourth Proportional to 692,580.30, 1,038,929.58 and 243,261.96

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Solution

The fourth proportional to 692,580.30, 1,038,929.58 and 243,261.96 is: 364,913.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,580.30 : 1,038,929.58 = 243,261.96 : x
  2. Step 2: Convert to fraction form
    692,580.30/1,038,929.58 = 243,261.96/x
  3. Step 3: Cross multiply
    692,580.30x = 1,038,929.58 × 243,261.96
  4. Step 4: Simplify right side
    692,580.30x = 252,732,045,932.78
  5. Step 5: Solve for x
    x = 252,732,045,932.78/692,580.30
  6. Step 6: Final answer
    x = 364,913.71

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1.5x scale

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.