Home / 830,732.92-1,146,478.88-468,181.33

Finding the Fourth Proportional to 830,732.92, 1,146,478.88 and 468,181.33

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Solution

The fourth proportional to 830,732.92, 1,146,478.88 and 468,181.33 is: 646,128.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,732.92 : 1,146,478.88 = 468,181.33 : x
  2. Step 2: Convert to fraction form
    830,732.92/1,146,478.88 = 468,181.33/x
  3. Step 3: Cross multiply
    830,732.92x = 1,146,478.88 × 468,181.33
  4. Step 4: Simplify right side
    830,732.92x = 536,760,006,855.31
  5. Step 5: Solve for x
    x = 536,760,006,855.31/830,732.92
  6. Step 6: Final answer
    x = 646,128.25

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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.