Home / 831,013.01-1,146,889.07-482,230.25

Finding the Fourth Proportional to 831,013.01, 1,146,889.07 and 482,230.25

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Solution

The fourth proportional to 831,013.01, 1,146,889.07 and 482,230.25 is: 665,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,013.01 : 1,146,889.07 = 482,230.25 : x
  2. Step 2: Convert to fraction form
    831,013.01/1,146,889.07 = 482,230.25/x
  3. Step 3: Cross multiply
    831,013.01x = 1,146,889.07 × 482,230.25
  4. Step 4: Simplify right side
    831,013.01x = 553,064,594,802.77
  5. Step 5: Solve for x
    x = 553,064,594,802.77/831,013.01
  6. Step 6: Final answer
    x = 665,530.61

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Double scale
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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.