Home / 790,690.04-1,091,085.21-463,969.31

Finding the Fourth Proportional to 790,690.04, 1,091,085.21 and 463,969.31

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Solution

The fourth proportional to 790,690.04, 1,091,085.21 and 463,969.31 is: 640,238.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,690.04 : 1,091,085.21 = 463,969.31 : x
  2. Step 2: Convert to fraction form
    790,690.04/1,091,085.21 = 463,969.31/x
  3. Step 3: Cross multiply
    790,690.04x = 1,091,085.21 × 463,969.31
  4. Step 4: Simplify right side
    790,690.04x = 506,230,052,034.91
  5. Step 5: Solve for x
    x = 506,230,052,034.91/790,690.04
  6. Step 6: Final answer
    x = 640,238.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.