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Finding the Fourth Proportional to 561,330.15, 841,995.23 and 561,330.15

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Solution

The fourth proportional to 561,330.15, 841,995.23 and 561,330.15 is: 841,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,330.15 : 841,995.23 = 561,330.15 : x
  2. Step 2: Convert to fraction form
    561,330.15/841,995.23 = 561,330.15/x
  3. Step 3: Cross multiply
    561,330.15x = 841,995.23 × 561,330.15
  4. Step 4: Simplify right side
    561,330.15x = 472,637,305,948.53
  5. Step 5: Solve for x
    x = 472,637,305,948.53/561,330.15
  6. Step 6: Final answer
    x = 841,995.23

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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.