Home / 344,331.60-516,497.40-144,877.20

Finding the Fourth Proportional to 344,331.60, 516,497.40 and 144,877.20

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Solution

The fourth proportional to 344,331.60, 516,497.40 and 144,877.20 is: 217,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,331.60 : 516,497.40 = 144,877.20 : x
  2. Step 2: Convert to fraction form
    344,331.60/516,497.40 = 144,877.20/x
  3. Step 3: Cross multiply
    344,331.60x = 516,497.40 × 144,877.20
  4. Step 4: Simplify right side
    344,331.60x = 74,828,697,119.28
  5. Step 5: Solve for x
    x = 74,828,697,119.28/344,331.60
  6. Step 6: Final answer
    x = 217,315.80

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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.