Home / 563,720.62-777,966.33-334,413.67

Finding the Fourth Proportional to 563,720.62, 777,966.33 and 334,413.67

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Solution

The fourth proportional to 563,720.62, 777,966.33 and 334,413.67 is: 461,509.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,720.62 : 777,966.33 = 334,413.67 : x
  2. Step 2: Convert to fraction form
    563,720.62/777,966.33 = 334,413.67/x
  3. Step 3: Cross multiply
    563,720.62x = 777,966.33 × 334,413.67
  4. Step 4: Simplify right side
    563,720.62x = 260,162,575,551.73
  5. Step 5: Solve for x
    x = 260,162,575,551.73/563,720.62
  6. Step 6: Final answer
    x = 461,509.77

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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.