Home / 286,488.18-429,366.96-117,815.67

Finding the Fourth Proportional to 286,488.18, 429,366.96 and 117,815.67

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Solution

The fourth proportional to 286,488.18, 429,366.96 and 117,815.67 is: 176,573.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,488.18 : 429,366.96 = 117,815.67 : x
  2. Step 2: Convert to fraction form
    286,488.18/429,366.96 = 117,815.67/x
  3. Step 3: Cross multiply
    286,488.18x = 429,366.96 × 117,815.67
  4. Step 4: Simplify right side
    286,488.18x = 50,586,156,068.26
  5. Step 5: Solve for x
    x = 50,586,156,068.26/286,488.18
  6. Step 6: Final answer
    x = 176,573.27

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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.