Home / 992,566.40-1,369,674.24-539,847.68

Finding the Fourth Proportional to 992,566.40, 1,369,674.24 and 539,847.68

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Solution

The fourth proportional to 992,566.40, 1,369,674.24 and 539,847.68 is: 744,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,566.40 : 1,369,674.24 = 539,847.68 : x
  2. Step 2: Convert to fraction form
    992,566.40/1,369,674.24 = 539,847.68/x
  3. Step 3: Cross multiply
    992,566.40x = 1,369,674.24 × 539,847.68
  4. Step 4: Simplify right side
    992,566.40x = 739,415,460,819.76
  5. Step 5: Solve for x
    x = 739,415,460,819.76/992,566.40
  6. Step 6: Final answer
    x = 744,953.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.