Home / 993,346.19-1,490,033.56-283,374.30

Finding the Fourth Proportional to 993,346.19, 1,490,033.56 and 283,374.30

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Solution

The fourth proportional to 993,346.19, 1,490,033.56 and 283,374.30 is: 425,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,346.19 : 1,490,033.56 = 283,374.30 : x
  2. Step 2: Convert to fraction form
    993,346.19/1,490,033.56 = 283,374.30/x
  3. Step 3: Cross multiply
    993,346.19x = 1,490,033.56 × 283,374.30
  4. Step 4: Simplify right side
    993,346.19x = 422,237,217,041.51
  5. Step 5: Solve for x
    x = 422,237,217,041.51/993,346.19
  6. Step 6: Final answer
    x = 425,065.52

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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.