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Finding the Fourth Proportional to 346,463.42, 516,492.54 and 341,003.68

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Solution

The fourth proportional to 346,463.42, 516,492.54 and 341,003.68 is: 508,353.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,463.42 : 516,492.54 = 341,003.68 : x
  2. Step 2: Convert to fraction form
    346,463.42/516,492.54 = 341,003.68/x
  3. Step 3: Cross multiply
    346,463.42x = 516,492.54 × 341,003.68
  4. Step 4: Simplify right side
    346,463.42x = 176,125,856,199.40
  5. Step 5: Solve for x
    x = 176,125,856,199.40/346,463.42
  6. Step 6: Final answer
    x = 508,353.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.