Home / 653,134.61-980,075.01-253,723.40

Finding the Fourth Proportional to 653,134.61, 980,075.01 and 253,723.40

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Solution

The fourth proportional to 653,134.61, 980,075.01 and 253,723.40 is: 380,730.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,134.61 : 980,075.01 = 253,723.40 : x
  2. Step 2: Convert to fraction form
    653,134.61/980,075.01 = 253,723.40/x
  3. Step 3: Cross multiply
    653,134.61x = 980,075.01 × 253,723.40
  4. Step 4: Simplify right side
    653,134.61x = 248,667,963,792.23
  5. Step 5: Solve for x
    x = 248,667,963,792.23/653,134.61
  6. Step 6: Final answer
    x = 380,730.04

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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.