Home / 852,277.37-1,176,209.15-489,827.67

Finding the Fourth Proportional to 852,277.37, 1,176,209.15 and 489,827.67

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Solution

The fourth proportional to 852,277.37, 1,176,209.15 and 489,827.67 is: 676,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,277.37 : 1,176,209.15 = 489,827.67 : x
  2. Step 2: Convert to fraction form
    852,277.37/1,176,209.15 = 489,827.67/x
  3. Step 3: Cross multiply
    852,277.37x = 1,176,209.15 × 489,827.67
  4. Step 4: Simplify right side
    852,277.37x = 576,139,784,928.04
  5. Step 5: Solve for x
    x = 576,139,784,928.04/852,277.37
  6. Step 6: Final answer
    x = 676,000.34

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Double scale
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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.