Home / 792,158.61-1,186,300.06-715,394.91

Finding the Fourth Proportional to 792,158.61, 1,186,300.06 and 715,394.91

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Solution

The fourth proportional to 792,158.61, 1,186,300.06 and 715,394.91 is: 1,071,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,158.61 : 1,186,300.06 = 715,394.91 : x
  2. Step 2: Convert to fraction form
    792,158.61/1,186,300.06 = 715,394.91/x
  3. Step 3: Cross multiply
    792,158.61x = 1,186,300.06 × 715,394.91
  4. Step 4: Simplify right side
    792,158.61x = 848,673,024,656.70
  5. Step 5: Solve for x
    x = 848,673,024,656.70/792,158.61
  6. Step 6: Final answer
    x = 1,071,342.30

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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.