Home / 711,975.60-1,068,701.70-476,960.58

Finding the Fourth Proportional to 711,975.60, 1,068,701.70 and 476,960.58

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Solution

The fourth proportional to 711,975.60, 1,068,701.70 and 476,960.58 is: 715,935.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,975.60 : 1,068,701.70 = 476,960.58 : x
  2. Step 2: Convert to fraction form
    711,975.60/1,068,701.70 = 476,960.58/x
  3. Step 3: Cross multiply
    711,975.60x = 1,068,701.70 × 476,960.58
  4. Step 4: Simplify right side
    711,975.60x = 509,728,582,678.99
  5. Step 5: Solve for x
    x = 509,728,582,678.99/711,975.60
  6. Step 6: Final answer
    x = 715,935.47

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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.