Home / 284,114.12-392,224.88-207,547.25

Finding the Fourth Proportional to 284,114.12, 392,224.88 and 207,547.25

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Solution

The fourth proportional to 284,114.12, 392,224.88 and 207,547.25 is: 286,522.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,114.12 : 392,224.88 = 207,547.25 : x
  2. Step 2: Convert to fraction form
    284,114.12/392,224.88 = 207,547.25/x
  3. Step 3: Cross multiply
    284,114.12x = 392,224.88 × 207,547.25
  4. Step 4: Simplify right side
    284,114.12x = 81,405,195,225.58
  5. Step 5: Solve for x
    x = 81,405,195,225.58/284,114.12
  6. Step 6: Final answer
    x = 286,522.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.