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Finding the Fourth Proportional to 676,114, 933,001.84 and 370,131.72

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Solution

The fourth proportional to 676,114, 933,001.84 and 370,131.72 is: 510,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,114 : 933,001.84 = 370,131.72 : x
  2. Step 2: Convert to fraction form
    676,114/933,001.84 = 370,131.72/x
  3. Step 3: Cross multiply
    676,114x = 933,001.84 × 370,131.72
  4. Step 4: Simplify right side
    676,114x = 345,333,575,802.37
  5. Step 5: Solve for x
    x = 345,333,575,802.37/676,114
  6. Step 6: Final answer
    x = 510,762.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.