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Finding the Fourth Proportional to 364,337.40, 546,444.30 and 98,038.56

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Solution

The fourth proportional to 364,337.40, 546,444.30 and 98,038.56 is: 147,041.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,337.40 : 546,444.30 = 98,038.56 : x
  2. Step 2: Convert to fraction form
    364,337.40/546,444.30 = 98,038.56/x
  3. Step 3: Cross multiply
    364,337.40x = 546,444.30 × 98,038.56
  4. Step 4: Simplify right side
    364,337.40x = 53,572,612,292.21
  5. Step 5: Solve for x
    x = 53,572,612,292.21/364,337.40
  6. Step 6: Final answer
    x = 147,041.21

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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.