Home / 261,328.11-360,611.01-146,590.80

Finding the Fourth Proportional to 261,328.11, 360,611.01 and 146,590.80

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Solution

The fourth proportional to 261,328.11, 360,611.01 and 146,590.80 is: 202,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,328.11 : 360,611.01 = 146,590.80 : x
  2. Step 2: Convert to fraction form
    261,328.11/360,611.01 = 146,590.80/x
  3. Step 3: Cross multiply
    261,328.11x = 360,611.01 × 146,590.80
  4. Step 4: Simplify right side
    261,328.11x = 52,862,256,444.71
  5. Step 5: Solve for x
    x = 52,862,256,444.71/261,328.11
  6. Step 6: Final answer
    x = 202,283.09

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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.