Home / 790,380.02-1,185,568.22-610,726.68

Finding the Fourth Proportional to 790,380.02, 1,185,568.22 and 610,726.68

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Solution

The fourth proportional to 790,380.02, 1,185,568.22 and 610,726.68 is: 916,088.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,380.02 : 1,185,568.22 = 610,726.68 : x
  2. Step 2: Convert to fraction form
    790,380.02/1,185,568.22 = 610,726.68/x
  3. Step 3: Cross multiply
    790,380.02x = 1,185,568.22 × 610,726.68
  4. Step 4: Simplify right side
    790,380.02x = 724,058,142,914.11
  5. Step 5: Solve for x
    x = 724,058,142,914.11/790,380.02
  6. Step 6: Final answer
    x = 916,088.62

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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.