Home / 589,040.15-883,560.23-402,416.15

Finding the Fourth Proportional to 589,040.15, 883,560.23 and 402,416.15

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Solution

The fourth proportional to 589,040.15, 883,560.23 and 402,416.15 is: 603,624.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,040.15 : 883,560.23 = 402,416.15 : x
  2. Step 2: Convert to fraction form
    589,040.15/883,560.23 = 402,416.15/x
  3. Step 3: Cross multiply
    589,040.15x = 883,560.23 × 402,416.15
  4. Step 4: Simplify right side
    589,040.15x = 355,558,906,049.72
  5. Step 5: Solve for x
    x = 355,558,906,049.72/589,040.15
  6. Step 6: Final answer
    x = 603,624.23

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Double scale
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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.