Home / 959,554.59-1,439,830.02-391,352.55

Finding the Fourth Proportional to 959,554.59, 1,439,830.02 and 391,352.55

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Solution

The fourth proportional to 959,554.59, 1,439,830.02 and 391,352.55 is: 587,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,554.59 : 1,439,830.02 = 391,352.55 : x
  2. Step 2: Convert to fraction form
    959,554.59/1,439,830.02 = 391,352.55/x
  3. Step 3: Cross multiply
    959,554.59x = 1,439,830.02 × 391,352.55
  4. Step 4: Simplify right side
    959,554.59x = 563,481,143,760.40
  5. Step 5: Solve for x
    x = 563,481,143,760.40/959,554.59
  6. Step 6: Final answer
    x = 587,231.98

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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.