Home / 924,647.84-1,387,109.61-284,898.05

Finding the Fourth Proportional to 924,647.84, 1,387,109.61 and 284,898.05

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Solution

The fourth proportional to 924,647.84, 1,387,109.61 and 284,898.05 is: 427,389.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,647.84 : 1,387,109.61 = 284,898.05 : x
  2. Step 2: Convert to fraction form
    924,647.84/1,387,109.61 = 284,898.05/x
  3. Step 3: Cross multiply
    924,647.84x = 1,387,109.61 × 284,898.05
  4. Step 4: Simplify right side
    924,647.84x = 395,184,816,089.71
  5. Step 5: Solve for x
    x = 395,184,816,089.71/924,647.84
  6. Step 6: Final answer
    x = 427,389.54

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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.