Home / 790,675.92-1,185,450.12-369,722.16

Finding the Fourth Proportional to 790,675.92, 1,185,450.12 and 369,722.16

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Solution

The fourth proportional to 790,675.92, 1,185,450.12 and 369,722.16 is: 554,319.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,675.92 : 1,185,450.12 = 369,722.16 : x
  2. Step 2: Convert to fraction form
    790,675.92/1,185,450.12 = 369,722.16/x
  3. Step 3: Cross multiply
    790,675.92x = 1,185,450.12 × 369,722.16
  4. Step 4: Simplify right side
    790,675.92x = 438,287,178,938.66
  5. Step 5: Solve for x
    x = 438,287,178,938.66/790,675.92
  6. Step 6: Final answer
    x = 554,319.62

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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.