Home / 924,859.50-1,387,289.31-260,011.50

Finding the Fourth Proportional to 924,859.50, 1,387,289.31 and 260,011.50

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Solution

The fourth proportional to 924,859.50, 1,387,289.31 and 260,011.50 is: 390,017.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,859.50 : 1,387,289.31 = 260,011.50 : x
  2. Step 2: Convert to fraction form
    924,859.50/1,387,289.31 = 260,011.50/x
  3. Step 3: Cross multiply
    924,859.50x = 1,387,289.31 × 260,011.50
  4. Step 4: Simplify right side
    924,859.50x = 360,711,174,427.07
  5. Step 5: Solve for x
    x = 360,711,174,427.07/924,859.50
  6. Step 6: Final answer
    x = 390,017.27

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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.