Home / 495,012.58-683,117.64-268,658.08

Finding the Fourth Proportional to 495,012.58, 683,117.64 and 268,658.08

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Solution

The fourth proportional to 495,012.58, 683,117.64 and 268,658.08 is: 370,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,012.58 : 683,117.64 = 268,658.08 : x
  2. Step 2: Convert to fraction form
    495,012.58/683,117.64 = 268,658.08/x
  3. Step 3: Cross multiply
    495,012.58x = 683,117.64 × 268,658.08
  4. Step 4: Simplify right side
    495,012.58x = 183,525,068,817.65
  5. Step 5: Solve for x
    x = 183,525,068,817.65/495,012.58
  6. Step 6: Final answer
    x = 370,748.30

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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.