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Finding the Fourth Proportional to 346,017.84, 477,510.84 and 202,818.48

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Solution

The fourth proportional to 346,017.84, 477,510.84 and 202,818.48 is: 279,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,017.84 : 477,510.84 = 202,818.48 : x
  2. Step 2: Convert to fraction form
    346,017.84/477,510.84 = 202,818.48/x
  3. Step 3: Cross multiply
    346,017.84x = 477,510.84 × 202,818.48
  4. Step 4: Simplify right side
    346,017.84x = 96,848,022,752.32
  5. Step 5: Solve for x
    x = 96,848,022,752.32/346,017.84
  6. Step 6: Final answer
    x = 279,893.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.