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Finding the Fourth Proportional to 301,788, 452,752.02 and 88,547.31

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Solution

The fourth proportional to 301,788, 452,752.02 and 88,547.31 is: 132,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,788 : 452,752.02 = 88,547.31 : x
  2. Step 2: Convert to fraction form
    301,788/452,752.02 = 88,547.31/x
  3. Step 3: Cross multiply
    301,788x = 452,752.02 × 88,547.31
  4. Step 4: Simplify right side
    301,788x = 40,089,973,468.07
  5. Step 5: Solve for x
    x = 40,089,973,468.07/301,788
  6. Step 6: Final answer
    x = 132,841.51

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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.