Home / 563,720.40-777,965.93-334,413.45

Finding the Fourth Proportional to 563,720.40, 777,965.93 and 334,413.45

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Solution

The fourth proportional to 563,720.40, 777,965.93 and 334,413.45 is: 461,509.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,720.40 : 777,965.93 = 334,413.45 : x
  2. Step 2: Convert to fraction form
    563,720.40/777,965.93 = 334,413.45/x
  3. Step 3: Cross multiply
    563,720.40x = 777,965.93 × 334,413.45
  4. Step 4: Simplify right side
    563,720.40x = 260,162,270,633.76
  5. Step 5: Solve for x
    x = 260,162,270,633.76/563,720.40
  6. Step 6: Final answer
    x = 461,509.41

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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.