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Finding the Fourth Proportional to 297,347.60, 446,021.40 and 97,698.80

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Solution

The fourth proportional to 297,347.60, 446,021.40 and 97,698.80 is: 146,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,347.60 : 446,021.40 = 97,698.80 : x
  2. Step 2: Convert to fraction form
    297,347.60/446,021.40 = 97,698.80/x
  3. Step 3: Cross multiply
    297,347.60x = 446,021.40 × 97,698.80
  4. Step 4: Simplify right side
    297,347.60x = 43,575,755,554.32
  5. Step 5: Solve for x
    x = 43,575,755,554.32/297,347.60
  6. Step 6: Final answer
    x = 146,548.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.