Home / 1,130,951.46-1,696,426.10-289,501.86

Finding the Fourth Proportional to 1,130,951.46, 1,696,426.10 and 289,501.86

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Solution

The fourth proportional to 1,130,951.46, 1,696,426.10 and 289,501.86 is: 434,252.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,951.46 : 1,696,426.10 = 289,501.86 : x
  2. Step 2: Convert to fraction form
    1,130,951.46/1,696,426.10 = 289,501.86/x
  3. Step 3: Cross multiply
    1,130,951.46x = 1,696,426.10 × 289,501.86
  4. Step 4: Simplify right side
    1,130,951.46x = 491,118,503,544.17
  5. Step 5: Solve for x
    x = 491,118,503,544.17/1,130,951.46
  6. Step 6: Final answer
    x = 434,252.51

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Double scale
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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.