Home / 897,455.30-1,346,182.95-328,835.30

Finding the Fourth Proportional to 897,455.30, 1,346,182.95 and 328,835.30

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Solution

The fourth proportional to 897,455.30, 1,346,182.95 and 328,835.30 is: 493,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,455.30 : 1,346,182.95 = 328,835.30 : x
  2. Step 2: Convert to fraction form
    897,455.30/1,346,182.95 = 328,835.30/x
  3. Step 3: Cross multiply
    897,455.30x = 1,346,182.95 × 328,835.30
  4. Step 4: Simplify right side
    897,455.30x = 442,672,474,218.14
  5. Step 5: Solve for x
    x = 442,672,474,218.14/897,455.30
  6. Step 6: Final answer
    x = 493,252.95

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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.