Home / 993,349.71-1,490,038.83-283,377.83

Finding the Fourth Proportional to 993,349.71, 1,490,038.83 and 283,377.83

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Solution

The fourth proportional to 993,349.71, 1,490,038.83 and 283,377.83 is: 425,070.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,349.71 : 1,490,038.83 = 283,377.83 : x
  2. Step 2: Convert to fraction form
    993,349.71/1,490,038.83 = 283,377.83/x
  3. Step 3: Cross multiply
    993,349.71x = 1,490,038.83 × 283,377.83
  4. Step 4: Simplify right side
    993,349.71x = 422,243,962,810.95
  5. Step 5: Solve for x
    x = 422,243,962,810.95/993,349.71
  6. Step 6: Final answer
    x = 425,070.81

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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.