Home / 696,021.60-1,041,699.60-486,069.60

Finding the Fourth Proportional to 696,021.60, 1,041,699.60 and 486,069.60

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Solution

The fourth proportional to 696,021.60, 1,041,699.60 and 486,069.60 is: 727,475.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,021.60 : 1,041,699.60 = 486,069.60 : x
  2. Step 2: Convert to fraction form
    696,021.60/1,041,699.60 = 486,069.60/x
  3. Step 3: Cross multiply
    696,021.60x = 1,041,699.60 × 486,069.60
  4. Step 4: Simplify right side
    696,021.60x = 506,338,507,892.16
  5. Step 5: Solve for x
    x = 506,338,507,892.16/696,021.60
  6. Step 6: Final answer
    x = 727,475.28

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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.