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Finding the Fourth Proportional to 504,590.97, 756,886.44 and 346,339.65

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Solution

The fourth proportional to 504,590.97, 756,886.44 and 346,339.65 is: 519,509.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,590.97 : 756,886.44 = 346,339.65 : x
  2. Step 2: Convert to fraction form
    504,590.97/756,886.44 = 346,339.65/x
  3. Step 3: Cross multiply
    504,590.97x = 756,886.44 × 346,339.65
  4. Step 4: Simplify right side
    504,590.97x = 262,139,784,719.35
  5. Step 5: Solve for x
    x = 262,139,784,719.35/504,590.97
  6. Step 6: Final answer
    x = 519,509.46

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Double scale
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Similar ratio
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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.