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Finding the Fourth Proportional to 346,327.60, 519,491.40 and 346,327.60

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Solution

The fourth proportional to 346,327.60, 519,491.40 and 346,327.60 is: 519,491.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,327.60 : 519,491.40 = 346,327.60 : x
  2. Step 2: Convert to fraction form
    346,327.60/519,491.40 = 346,327.60/x
  3. Step 3: Cross multiply
    346,327.60x = 519,491.40 × 346,327.60
  4. Step 4: Simplify right side
    346,327.60x = 179,914,209,782.64
  5. Step 5: Solve for x
    x = 179,914,209,782.64/346,327.60
  6. Step 6: Final answer
    x = 519,491.40

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1.5x scale

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.