Home / 771,547.88-1,156,898.99-238,921.04

Finding the Fourth Proportional to 771,547.88, 1,156,898.99 and 238,921.04

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Solution

The fourth proportional to 771,547.88, 1,156,898.99 and 238,921.04 is: 358,250.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,547.88 : 1,156,898.99 = 238,921.04 : x
  2. Step 2: Convert to fraction form
    771,547.88/1,156,898.99 = 238,921.04/x
  3. Step 3: Cross multiply
    771,547.88x = 1,156,898.99 × 238,921.04
  4. Step 4: Simplify right side
    771,547.88x = 276,407,509,865.75
  5. Step 5: Solve for x
    x = 276,407,509,865.75/771,547.88
  6. Step 6: Final answer
    x = 358,250.62

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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.