Home / 790,318.65-1,185,528.93-277,920.93

Finding the Fourth Proportional to 790,318.65, 1,185,528.93 and 277,920.93

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Solution

The fourth proportional to 790,318.65, 1,185,528.93 and 277,920.93 is: 416,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,318.65 : 1,185,528.93 = 277,920.93 : x
  2. Step 2: Convert to fraction form
    790,318.65/1,185,528.93 = 277,920.93/x
  3. Step 3: Cross multiply
    790,318.65x = 1,185,528.93 × 277,920.93
  4. Step 4: Simplify right side
    790,318.65x = 329,483,302,767.51
  5. Step 5: Solve for x
    x = 329,483,302,767.51/790,318.65
  6. Step 6: Final answer
    x = 416,899.31

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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.