Home / 348,877.20-523,315.80-229,904.40

Finding the Fourth Proportional to 348,877.20, 523,315.80 and 229,904.40

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Solution

The fourth proportional to 348,877.20, 523,315.80 and 229,904.40 is: 344,856.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,877.20 : 523,315.80 = 229,904.40 : x
  2. Step 2: Convert to fraction form
    348,877.20/523,315.80 = 229,904.40/x
  3. Step 3: Cross multiply
    348,877.20x = 523,315.80 × 229,904.40
  4. Step 4: Simplify right side
    348,877.20x = 120,312,605,009.52
  5. Step 5: Solve for x
    x = 120,312,605,009.52/348,877.20
  6. Step 6: Final answer
    x = 344,856.60

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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.