Home / 897,099.04-1,345,205.48-328,051.16

Finding the Fourth Proportional to 897,099.04, 1,345,205.48 and 328,051.16

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Solution

The fourth proportional to 897,099.04, 1,345,205.48 and 328,051.16 is: 491,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,099.04 : 1,345,205.48 = 328,051.16 : x
  2. Step 2: Convert to fraction form
    897,099.04/1,345,205.48 = 328,051.16/x
  3. Step 3: Cross multiply
    897,099.04x = 1,345,205.48 × 328,051.16
  4. Step 4: Simplify right side
    897,099.04x = 441,296,218,152.36
  5. Step 5: Solve for x
    x = 441,296,218,152.36/897,099.04
  6. Step 6: Final answer
    x = 491,914.71

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Double scale
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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.