Home / 970,561.12-1,339,379.58-562,904.50

Finding the Fourth Proportional to 970,561.12, 1,339,379.58 and 562,904.50

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Solution

The fourth proportional to 970,561.12, 1,339,379.58 and 562,904.50 is: 776,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,561.12 : 1,339,379.58 = 562,904.50 : x
  2. Step 2: Convert to fraction form
    970,561.12/1,339,379.58 = 562,904.50/x
  3. Step 3: Cross multiply
    970,561.12x = 1,339,379.58 × 562,904.50
  4. Step 4: Simplify right side
    970,561.12x = 753,942,792,790.11
  5. Step 5: Solve for x
    x = 753,942,792,790.11/970,561.12
  6. Step 6: Final answer
    x = 776,811.25

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1.5x scale

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.