Home / 924,348.34-1,387,664.26-438,495.05

Finding the Fourth Proportional to 924,348.34, 1,387,664.26 and 438,495.05

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Solution

The fourth proportional to 924,348.34, 1,387,664.26 and 438,495.05 is: 658,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,348.34 : 1,387,664.26 = 438,495.05 : x
  2. Step 2: Convert to fraction form
    924,348.34/1,387,664.26 = 438,495.05/x
  3. Step 3: Cross multiply
    924,348.34x = 1,387,664.26 × 438,495.05
  4. Step 4: Simplify right side
    924,348.34x = 608,483,911,444.84
  5. Step 5: Solve for x
    x = 608,483,911,444.84/924,348.34
  6. Step 6: Final answer
    x = 658,284.20

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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.