Home / 346,515.82-519,955.90-245,962.78

Finding the Fourth Proportional to 346,515.82, 519,955.90 and 245,962.78

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Solution

The fourth proportional to 346,515.82, 519,955.90 and 245,962.78 is: 369,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,515.82 : 519,955.90 = 245,962.78 : x
  2. Step 2: Convert to fraction form
    346,515.82/519,955.90 = 245,962.78/x
  3. Step 3: Cross multiply
    346,515.82x = 519,955.90 × 245,962.78
  4. Step 4: Simplify right side
    346,515.82x = 127,889,798,641.40
  5. Step 5: Solve for x
    x = 127,889,798,641.40/346,515.82
  6. Step 6: Final answer
    x = 369,073.48

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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.