Home / 783,927.27-1,175,888.52-215,308.87

Finding the Fourth Proportional to 783,927.27, 1,175,888.52 and 215,308.87

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Solution

The fourth proportional to 783,927.27, 1,175,888.52 and 215,308.87 is: 322,962.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,927.27 : 1,175,888.52 = 215,308.87 : x
  2. Step 2: Convert to fraction form
    783,927.27/1,175,888.52 = 215,308.87/x
  3. Step 3: Cross multiply
    783,927.27x = 1,175,888.52 × 215,308.87
  4. Step 4: Simplify right side
    783,927.27x = 253,179,225,547.45
  5. Step 5: Solve for x
    x = 253,179,225,547.45/783,927.27
  6. Step 6: Final answer
    x = 322,962.65

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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.