Home / 889,146.04-1,227,007.02-507,171.64

Finding the Fourth Proportional to 889,146.04, 1,227,007.02 and 507,171.64

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Solution

The fourth proportional to 889,146.04, 1,227,007.02 and 507,171.64 is: 699,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,146.04 : 1,227,007.02 = 507,171.64 : x
  2. Step 2: Convert to fraction form
    889,146.04/1,227,007.02 = 507,171.64/x
  3. Step 3: Cross multiply
    889,146.04x = 1,227,007.02 × 507,171.64
  4. Step 4: Simplify right side
    889,146.04x = 622,303,162,624.91
  5. Step 5: Solve for x
    x = 622,303,162,624.91/889,146.04
  6. Step 6: Final answer
    x = 699,888.58

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Double scale
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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.