Home / 691,346.40-1,037,797.20-534,271.20

Finding the Fourth Proportional to 691,346.40, 1,037,797.20 and 534,271.20

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Solution

The fourth proportional to 691,346.40, 1,037,797.20 and 534,271.20 is: 802,007.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,346.40 : 1,037,797.20 = 534,271.20 : x
  2. Step 2: Convert to fraction form
    691,346.40/1,037,797.20 = 534,271.20/x
  3. Step 3: Cross multiply
    691,346.40x = 1,037,797.20 × 534,271.20
  4. Step 4: Simplify right side
    691,346.40x = 554,465,155,400.64
  5. Step 5: Solve for x
    x = 554,465,155,400.64/691,346.40
  6. Step 6: Final answer
    x = 802,007.73

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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.