Home / 924,254.40-1,386,381.60-259,406.40

Finding the Fourth Proportional to 924,254.40, 1,386,381.60 and 259,406.40

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Solution

The fourth proportional to 924,254.40, 1,386,381.60 and 259,406.40 is: 389,109.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,254.40 : 1,386,381.60 = 259,406.40 : x
  2. Step 2: Convert to fraction form
    924,254.40/1,386,381.60 = 259,406.40/x
  3. Step 3: Cross multiply
    924,254.40x = 1,386,381.60 × 259,406.40
  4. Step 4: Simplify right side
    924,254.40x = 359,636,259,882.24
  5. Step 5: Solve for x
    x = 359,636,259,882.24/924,254.40
  6. Step 6: Final answer
    x = 389,109.60

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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.