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Finding the Fourth Proportional to 346,277.60, 520,204.60 and 250,510.20

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Solution

The fourth proportional to 346,277.60, 520,204.60 and 250,510.20 is: 376,335.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,277.60 : 520,204.60 = 250,510.20 : x
  2. Step 2: Convert to fraction form
    346,277.60/520,204.60 = 250,510.20/x
  3. Step 3: Cross multiply
    346,277.60x = 520,204.60 × 250,510.20
  4. Step 4: Simplify right side
    346,277.60x = 130,316,558,266.32
  5. Step 5: Solve for x
    x = 130,316,558,266.32/346,277.60
  6. Step 6: Final answer
    x = 376,335.51

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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.