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Finding the Fourth Proportional to 346,280.51, 477,731.37 and 201,061.51

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Solution

The fourth proportional to 346,280.51, 477,731.37 and 201,061.51 is: 277,386.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,280.51 : 477,731.37 = 201,061.51 : x
  2. Step 2: Convert to fraction form
    346,280.51/477,731.37 = 201,061.51/x
  3. Step 3: Cross multiply
    346,280.51x = 477,731.37 × 201,061.51
  4. Step 4: Simplify right side
    346,280.51x = 96,053,389,055.25
  5. Step 5: Solve for x
    x = 96,053,389,055.25/346,280.51
  6. Step 6: Final answer
    x = 277,386.07

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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.