Home / 918,027.96-1,266,995.08-555,454.79

Finding the Fourth Proportional to 918,027.96, 1,266,995.08 and 555,454.79

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Solution

The fourth proportional to 918,027.96, 1,266,995.08 and 555,454.79 is: 766,598.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,027.96 : 1,266,995.08 = 555,454.79 : x
  2. Step 2: Convert to fraction form
    918,027.96/1,266,995.08 = 555,454.79/x
  3. Step 3: Cross multiply
    918,027.96x = 1,266,995.08 × 555,454.79
  4. Step 4: Simplify right side
    918,027.96x = 703,758,486,092.43
  5. Step 5: Solve for x
    x = 703,758,486,092.43/918,027.96
  6. Step 6: Final answer
    x = 766,598.10

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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.