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Finding the Fourth Proportional to 676,598.85, 933,706.33 and 370,686.08

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Solution

The fourth proportional to 676,598.85, 933,706.33 and 370,686.08 is: 511,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,598.85 : 933,706.33 = 370,686.08 : x
  2. Step 2: Convert to fraction form
    676,598.85/933,706.33 = 370,686.08/x
  3. Step 3: Cross multiply
    676,598.85x = 933,706.33 × 370,686.08
  4. Step 4: Simplify right side
    676,598.85x = 346,111,937,975.27
  5. Step 5: Solve for x
    x = 346,111,937,975.27/676,598.85
  6. Step 6: Final answer
    x = 511,546.74

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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.