Home / 753,097.25-1,039,280.90-413,567.93

Finding the Fourth Proportional to 753,097.25, 1,039,280.90 and 413,567.93

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Solution

The fourth proportional to 753,097.25, 1,039,280.90 and 413,567.93 is: 570,727.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,097.25 : 1,039,280.90 = 413,567.93 : x
  2. Step 2: Convert to fraction form
    753,097.25/1,039,280.90 = 413,567.93/x
  3. Step 3: Cross multiply
    753,097.25x = 1,039,280.90 × 413,567.93
  4. Step 4: Simplify right side
    753,097.25x = 429,813,243,237.29
  5. Step 5: Solve for x
    x = 429,813,243,237.29/753,097.25
  6. Step 6: Final answer
    x = 570,727.41

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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.