Home / 692,387.60-1,036,277.40-502,307.60

Finding the Fourth Proportional to 692,387.60, 1,036,277.40 and 502,307.60

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Solution

The fourth proportional to 692,387.60, 1,036,277.40 and 502,307.60 is: 751,789.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,387.60 : 1,036,277.40 = 502,307.60 : x
  2. Step 2: Convert to fraction form
    692,387.60/1,036,277.40 = 502,307.60/x
  3. Step 3: Cross multiply
    692,387.60x = 1,036,277.40 × 502,307.60
  4. Step 4: Simplify right side
    692,387.60x = 520,530,013,728.24
  5. Step 5: Solve for x
    x = 520,530,013,728.24/692,387.60
  6. Step 6: Final answer
    x = 751,789.91

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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.