Home / 957,421.08-1,322,503.20-715,282.92

Finding the Fourth Proportional to 957,421.08, 1,322,503.20 and 715,282.92

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Solution

The fourth proportional to 957,421.08, 1,322,503.20 and 715,282.92 is: 988,033.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,421.08 : 1,322,503.20 = 715,282.92 : x
  2. Step 2: Convert to fraction form
    957,421.08/1,322,503.20 = 715,282.92/x
  3. Step 3: Cross multiply
    957,421.08x = 1,322,503.20 × 715,282.92
  4. Step 4: Simplify right side
    957,421.08x = 945,963,950,605.34
  5. Step 5: Solve for x
    x = 945,963,950,605.34/957,421.08
  6. Step 6: Final answer
    x = 988,033.34

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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.