Home / 692,378.60-1,036,263.90-502,298.60

Finding the Fourth Proportional to 692,378.60, 1,036,263.90 and 502,298.60

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Solution

The fourth proportional to 692,378.60, 1,036,263.90 and 502,298.60 is: 751,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,378.60 : 1,036,263.90 = 502,298.60 : x
  2. Step 2: Convert to fraction form
    692,378.60/1,036,263.90 = 502,298.60/x
  3. Step 3: Cross multiply
    692,378.60x = 1,036,263.90 × 502,298.60
  4. Step 4: Simplify right side
    692,378.60x = 520,513,906,200.54
  5. Step 5: Solve for x
    x = 520,513,906,200.54/692,378.60
  6. Step 6: Final answer
    x = 751,776.42

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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.