Home / 883,389.92-1,324,899.12-284,404.64

Finding the Fourth Proportional to 883,389.92, 1,324,899.12 and 284,404.64

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Solution

The fourth proportional to 883,389.92, 1,324,899.12 and 284,404.64 is: 426,547.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,389.92 : 1,324,899.12 = 284,404.64 : x
  2. Step 2: Convert to fraction form
    883,389.92/1,324,899.12 = 284,404.64/x
  3. Step 3: Cross multiply
    883,389.92x = 1,324,899.12 × 284,404.64
  4. Step 4: Simplify right side
    883,389.92x = 376,807,457,259.92
  5. Step 5: Solve for x
    x = 376,807,457,259.92/883,389.92
  6. Step 6: Final answer
    x = 426,547.16

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1.5x scale

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.