Home / 839,053.08-1,157,900.67-476,484.39

Finding the Fourth Proportional to 839,053.08, 1,157,900.67 and 476,484.39

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Solution

The fourth proportional to 839,053.08, 1,157,900.67 and 476,484.39 is: 657,552.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,053.08 : 1,157,900.67 = 476,484.39 : x
  2. Step 2: Convert to fraction form
    839,053.08/1,157,900.67 = 476,484.39/x
  3. Step 3: Cross multiply
    839,053.08x = 1,157,900.67 × 476,484.39
  4. Step 4: Simplify right side
    839,053.08x = 551,721,594,425.54
  5. Step 5: Solve for x
    x = 551,721,594,425.54/839,053.08
  6. Step 6: Final answer
    x = 657,552.67

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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.