Home / 885,868.43-1,329,014.34-286,830.27

Finding the Fourth Proportional to 885,868.43, 1,329,014.34 and 286,830.27

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Solution

The fourth proportional to 885,868.43, 1,329,014.34 and 286,830.27 is: 430,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,868.43 : 1,329,014.34 = 286,830.27 : x
  2. Step 2: Convert to fraction form
    885,868.43/1,329,014.34 = 286,830.27/x
  3. Step 3: Cross multiply
    885,868.43x = 1,329,014.34 × 286,830.27
  4. Step 4: Simplify right side
    885,868.43x = 381,201,541,976.07
  5. Step 5: Solve for x
    x = 381,201,541,976.07/885,868.43
  6. Step 6: Final answer
    x = 430,313.95

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1.5x scale

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.