Home / 993,474.02-1,490,225.01-283,502.14

Finding the Fourth Proportional to 993,474.02, 1,490,225.01 and 283,502.14

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Solution

The fourth proportional to 993,474.02, 1,490,225.01 and 283,502.14 is: 425,257.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,474.02 : 1,490,225.01 = 283,502.14 : x
  2. Step 2: Convert to fraction form
    993,474.02/1,490,225.01 = 283,502.14/x
  3. Step 3: Cross multiply
    993,474.02x = 1,490,225.01 × 283,502.14
  4. Step 4: Simplify right side
    993,474.02x = 422,481,970,547.89
  5. Step 5: Solve for x
    x = 422,481,970,547.89/993,474.02
  6. Step 6: Final answer
    x = 425,257.19

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Double scale
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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.