Home / 250,533.47-375,127.71-210,675.40

Finding the Fourth Proportional to 250,533.47, 375,127.71 and 210,675.40

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Solution

The fourth proportional to 250,533.47, 375,127.71 and 210,675.40 is: 315,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,533.47 : 375,127.71 = 210,675.40 : x
  2. Step 2: Convert to fraction form
    250,533.47/375,127.71 = 210,675.40/x
  3. Step 3: Cross multiply
    250,533.47x = 375,127.71 × 210,675.40
  4. Step 4: Simplify right side
    250,533.47x = 79,030,178,627.48
  5. Step 5: Solve for x
    x = 79,030,178,627.48/250,533.47
  6. Step 6: Final answer
    x = 315,447.58

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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.