Home / 246,538.28-370,038.54-128,293.40

Finding the Fourth Proportional to 246,538.28, 370,038.54 and 128,293.40

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Solution

The fourth proportional to 246,538.28, 370,038.54 and 128,293.40 is: 192,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,538.28 : 370,038.54 = 128,293.40 : x
  2. Step 2: Convert to fraction form
    246,538.28/370,038.54 = 128,293.40/x
  3. Step 3: Cross multiply
    246,538.28x = 370,038.54 × 128,293.40
  4. Step 4: Simplify right side
    246,538.28x = 47,473,502,427.64
  5. Step 5: Solve for x
    x = 47,473,502,427.64/246,538.28
  6. Step 6: Final answer
    x = 192,560.37

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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.