Home / 711,953.37-1,068,668.20-476,938.35

Finding the Fourth Proportional to 711,953.37, 1,068,668.20 and 476,938.35

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Solution

The fourth proportional to 711,953.37, 1,068,668.20 and 476,938.35 is: 715,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,953.37 : 1,068,668.20 = 476,938.35 : x
  2. Step 2: Convert to fraction form
    711,953.37/1,068,668.20 = 476,938.35/x
  3. Step 3: Cross multiply
    711,953.37x = 1,068,668.20 × 476,938.35
  4. Step 4: Simplify right side
    711,953.37x = 509,688,845,918.87
  5. Step 5: Solve for x
    x = 509,688,845,918.87/711,953.37
  6. Step 6: Final answer
    x = 715,902.01

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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.