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Finding the Fourth Proportional to 544,503.47, 751,397.72 and 302,779.62

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Solution

The fourth proportional to 544,503.47, 751,397.72 and 302,779.62 is: 417,826.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,503.47 : 751,397.72 = 302,779.62 : x
  2. Step 2: Convert to fraction form
    544,503.47/751,397.72 = 302,779.62/x
  3. Step 3: Cross multiply
    544,503.47x = 751,397.72 × 302,779.62
  4. Step 4: Simplify right side
    544,503.47x = 227,507,914,616.57
  5. Step 5: Solve for x
    x = 227,507,914,616.57/544,503.47
  6. Step 6: Final answer
    x = 417,826.39

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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.