Home / 924,340.54-1,386,539.06-317,120.33

Finding the Fourth Proportional to 924,340.54, 1,386,539.06 and 317,120.33

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Solution

The fourth proportional to 924,340.54, 1,386,539.06 and 317,120.33 is: 475,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,340.54 : 1,386,539.06 = 317,120.33 : x
  2. Step 2: Convert to fraction form
    924,340.54/1,386,539.06 = 317,120.33/x
  3. Step 3: Cross multiply
    924,340.54x = 1,386,539.06 × 317,120.33
  4. Step 4: Simplify right side
    924,340.54x = 439,699,728,095.67
  5. Step 5: Solve for x
    x = 439,699,728,095.67/924,340.54
  6. Step 6: Final answer
    x = 475,690.19

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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.