Home / 692,455.96-1,038,798.78-243,060.25

Finding the Fourth Proportional to 692,455.96, 1,038,798.78 and 243,060.25

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Solution

The fourth proportional to 692,455.96, 1,038,798.78 and 243,060.25 is: 364,630.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,455.96 : 1,038,798.78 = 243,060.25 : x
  2. Step 2: Convert to fraction form
    692,455.96/1,038,798.78 = 243,060.25/x
  3. Step 3: Cross multiply
    692,455.96x = 1,038,798.78 × 243,060.25
  4. Step 4: Simplify right side
    692,455.96x = 252,490,691,166.50
  5. Step 5: Solve for x
    x = 252,490,691,166.50/692,455.96
  6. Step 6: Final answer
    x = 364,630.69

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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.