Home / 692,385.60-1,036,274.40-502,305.60

Finding the Fourth Proportional to 692,385.60, 1,036,274.40 and 502,305.60

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Solution

The fourth proportional to 692,385.60, 1,036,274.40 and 502,305.60 is: 751,786.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,385.60 : 1,036,274.40 = 502,305.60 : x
  2. Step 2: Convert to fraction form
    692,385.60/1,036,274.40 = 502,305.60/x
  3. Step 3: Cross multiply
    692,385.60x = 1,036,274.40 × 502,305.60
  4. Step 4: Simplify right side
    692,385.60x = 520,526,434,256.64
  5. Step 5: Solve for x
    x = 520,526,434,256.64/692,385.60
  6. Step 6: Final answer
    x = 751,786.92

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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.