Home / 924,815.50-1,387,223.28-259,967.50

Finding the Fourth Proportional to 924,815.50, 1,387,223.28 and 259,967.50

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Solution

The fourth proportional to 924,815.50, 1,387,223.28 and 259,967.50 is: 389,951.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,815.50 : 1,387,223.28 = 259,967.50 : x
  2. Step 2: Convert to fraction form
    924,815.50/1,387,223.28 = 259,967.50/x
  3. Step 3: Cross multiply
    924,815.50x = 1,387,223.28 × 259,967.50
  4. Step 4: Simplify right side
    924,815.50x = 360,632,968,043.40
  5. Step 5: Solve for x
    x = 360,632,968,043.40/924,815.50
  6. Step 6: Final answer
    x = 389,951.26

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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.