Home / 779,937.96-1,076,336.46-440,457.24

Finding the Fourth Proportional to 779,937.96, 1,076,336.46 and 440,457.24

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Solution

The fourth proportional to 779,937.96, 1,076,336.46 and 440,457.24 is: 607,843.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,937.96 : 1,076,336.46 = 440,457.24 : x
  2. Step 2: Convert to fraction form
    779,937.96/1,076,336.46 = 440,457.24/x
  3. Step 3: Cross multiply
    779,937.96x = 1,076,336.46 × 440,457.24
  4. Step 4: Simplify right side
    779,937.96x = 474,080,186,482.97
  5. Step 5: Solve for x
    x = 474,080,186,482.97/779,937.96
  6. Step 6: Final answer
    x = 607,843.46

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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.