Home / 588,177.28-811,685.09-330,018.67

Finding the Fourth Proportional to 588,177.28, 811,685.09 and 330,018.67

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Solution

The fourth proportional to 588,177.28, 811,685.09 and 330,018.67 is: 455,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,177.28 : 811,685.09 = 330,018.67 : x
  2. Step 2: Convert to fraction form
    588,177.28/811,685.09 = 330,018.67/x
  3. Step 3: Cross multiply
    588,177.28x = 811,685.09 × 330,018.67
  4. Step 4: Simplify right side
    588,177.28x = 267,871,228,152.11
  5. Step 5: Solve for x
    x = 267,871,228,152.11/588,177.28
  6. Step 6: Final answer
    x = 455,426.01

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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.