Home / 918,035.51-1,266,845.06-510,164.87

Finding the Fourth Proportional to 918,035.51, 1,266,845.06 and 510,164.87

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Solution

The fourth proportional to 918,035.51, 1,266,845.06 and 510,164.87 is: 704,003.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,035.51 : 1,266,845.06 = 510,164.87 : x
  2. Step 2: Convert to fraction form
    918,035.51/1,266,845.06 = 510,164.87/x
  3. Step 3: Cross multiply
    918,035.51x = 1,266,845.06 × 510,164.87
  4. Step 4: Simplify right side
    918,035.51x = 646,299,840,286.23
  5. Step 5: Solve for x
    x = 646,299,840,286.23/918,035.51
  6. Step 6: Final answer
    x = 704,003.10

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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.