Home / 777,870.75-1,166,794.55-474,354.10

Finding the Fourth Proportional to 777,870.75, 1,166,794.55 and 474,354.10

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Solution

The fourth proportional to 777,870.75, 1,166,794.55 and 474,354.10 is: 711,524.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,870.75 : 1,166,794.55 = 474,354.10 : x
  2. Step 2: Convert to fraction form
    777,870.75/1,166,794.55 = 474,354.10/x
  3. Step 3: Cross multiply
    777,870.75x = 1,166,794.55 × 474,354.10
  4. Step 4: Simplify right side
    777,870.75x = 553,473,778,650.16
  5. Step 5: Solve for x
    x = 553,473,778,650.16/777,870.75
  6. Step 6: Final answer
    x = 711,524.09

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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.