Home / 806,723.63-1,210,085.53-245,758.13

Finding the Fourth Proportional to 806,723.63, 1,210,085.53 and 245,758.13

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Solution

The fourth proportional to 806,723.63, 1,210,085.53 and 245,758.13 is: 368,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,723.63 : 1,210,085.53 = 245,758.13 : x
  2. Step 2: Convert to fraction form
    806,723.63/1,210,085.53 = 245,758.13/x
  3. Step 3: Cross multiply
    806,723.63x = 1,210,085.53 × 245,758.13
  4. Step 4: Simplify right side
    806,723.63x = 297,388,350,328.04
  5. Step 5: Solve for x
    x = 297,388,350,328.04/806,723.63
  6. Step 6: Final answer
    x = 368,637.21

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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.