Home / 992,069.84-1,369,049.64-539,360.84

Finding the Fourth Proportional to 992,069.84, 1,369,049.64 and 539,360.84

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Solution

The fourth proportional to 992,069.84, 1,369,049.64 and 539,360.84 is: 744,314.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,069.84 : 1,369,049.64 = 539,360.84 : x
  2. Step 2: Convert to fraction form
    992,069.84/1,369,049.64 = 539,360.84/x
  3. Step 3: Cross multiply
    992,069.84x = 1,369,049.64 × 539,360.84
  4. Step 4: Simplify right side
    992,069.84x = 738,411,763,832.10
  5. Step 5: Solve for x
    x = 738,411,763,832.10/992,069.84
  6. Step 6: Final answer
    x = 744,314.30

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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.