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Finding the Fourth Proportional to 554,480.97, 832,188.02 and 519,488.97

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Solution

The fourth proportional to 554,480.97, 832,188.02 and 519,488.97 is: 779,670.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,480.97 : 832,188.02 = 519,488.97 : x
  2. Step 2: Convert to fraction form
    554,480.97/832,188.02 = 519,488.97/x
  3. Step 3: Cross multiply
    554,480.97x = 832,188.02 × 519,488.97
  4. Step 4: Simplify right side
    554,480.97x = 432,312,494,758.70
  5. Step 5: Solve for x
    x = 432,312,494,758.70/554,480.97
  6. Step 6: Final answer
    x = 779,670.57

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1.5x scale

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.