Home / 554,199.36-829,979.45-353,899.32

Finding the Fourth Proportional to 554,199.36, 829,979.45 and 353,899.32

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Solution

The fourth proportional to 554,199.36, 829,979.45 and 353,899.32 is: 530,006.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,199.36 : 829,979.45 = 353,899.32 : x
  2. Step 2: Convert to fraction form
    554,199.36/829,979.45 = 353,899.32/x
  3. Step 3: Cross multiply
    554,199.36x = 829,979.45 × 353,899.32
  4. Step 4: Simplify right side
    554,199.36x = 293,729,162,526.60
  5. Step 5: Solve for x
    x = 293,729,162,526.60/554,199.36
  6. Step 6: Final answer
    x = 530,006.32

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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.