Home / 581,404.34-802,382.88-348,839.98

Finding the Fourth Proportional to 581,404.34, 802,382.88 and 348,839.98

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Solution

The fourth proportional to 581,404.34, 802,382.88 and 348,839.98 is: 481,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,404.34 : 802,382.88 = 348,839.98 : x
  2. Step 2: Convert to fraction form
    581,404.34/802,382.88 = 348,839.98/x
  3. Step 3: Cross multiply
    581,404.34x = 802,382.88 × 348,839.98
  4. Step 4: Simplify right side
    581,404.34x = 279,903,227,811.54
  5. Step 5: Solve for x
    x = 279,903,227,811.54/581,404.34
  6. Step 6: Final answer
    x = 481,426.11

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1.5x scale

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.