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Finding the Fourth Proportional to 1,570.95, 2,357.10 and 597.33

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Solution

The fourth proportional to 1,570.95, 2,357.10 and 597.33 is: 896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570.95 : 2,357.10 = 597.33 : x
  2. Step 2: Convert to fraction form
    1,570.95/2,357.10 = 597.33/x
  3. Step 3: Cross multiply
    1,570.95x = 2,357.10 × 597.33
  4. Step 4: Simplify right side
    1,570.95x = 1,407,966.54
  5. Step 5: Solve for x
    x = 1,407,966.54/1,570.95
  6. Step 6: Final answer
    x = 896.25

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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.