Home / 528,434.26-729,216.20-302,094.34

Finding the Fourth Proportional to 528,434.26, 729,216.20 and 302,094.34

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Solution

The fourth proportional to 528,434.26, 729,216.20 and 302,094.34 is: 416,877.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,434.26 : 729,216.20 = 302,094.34 : x
  2. Step 2: Convert to fraction form
    528,434.26/729,216.20 = 302,094.34/x
  3. Step 3: Cross multiply
    528,434.26x = 729,216.20 × 302,094.34
  4. Step 4: Simplify right side
    528,434.26x = 220,292,086,656.31
  5. Step 5: Solve for x
    x = 220,292,086,656.31/528,434.26
  6. Step 6: Final answer
    x = 416,877.00

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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.