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Finding the Fourth Proportional to 346,098.80, 519,455.40 and 296,332.40

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Solution

The fourth proportional to 346,098.80, 519,455.40 and 296,332.40 is: 444,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,098.80 : 519,455.40 = 296,332.40 : x
  2. Step 2: Convert to fraction form
    346,098.80/519,455.40 = 296,332.40/x
  3. Step 3: Cross multiply
    346,098.80x = 519,455.40 × 296,332.40
  4. Step 4: Simplify right side
    346,098.80x = 153,931,465,374.96
  5. Step 5: Solve for x
    x = 153,931,465,374.96/346,098.80
  6. Step 6: Final answer
    x = 444,761.63

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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.