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Finding the Fourth Proportional to 671,365.68, 926,509.08 and 365,427.24

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Solution

The fourth proportional to 671,365.68, 926,509.08 and 365,427.24 is: 504,302.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,365.68 : 926,509.08 = 365,427.24 : x
  2. Step 2: Convert to fraction form
    671,365.68/926,509.08 = 365,427.24/x
  3. Step 3: Cross multiply
    671,365.68x = 926,509.08 × 365,427.24
  4. Step 4: Simplify right side
    671,365.68x = 338,571,655,939.34
  5. Step 5: Solve for x
    x = 338,571,655,939.34/671,365.68
  6. Step 6: Final answer
    x = 504,302.89

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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.