Home / 790,322.78-1,185,535.10-277,925.06

Finding the Fourth Proportional to 790,322.78, 1,185,535.10 and 277,925.06

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Solution

The fourth proportional to 790,322.78, 1,185,535.10 and 277,925.06 is: 416,905.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,322.78 : 1,185,535.10 = 277,925.06 : x
  2. Step 2: Convert to fraction form
    790,322.78/1,185,535.10 = 277,925.06/x
  3. Step 3: Cross multiply
    790,322.78x = 1,185,535.10 × 277,925.06
  4. Step 4: Simplify right side
    790,322.78x = 329,489,908,566.74
  5. Step 5: Solve for x
    x = 329,489,908,566.74/790,322.78
  6. Step 6: Final answer
    x = 416,905.50

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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.