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Finding the Fourth Proportional to 604,973.52, 907,460.28 and 161,730

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Solution

The fourth proportional to 604,973.52, 907,460.28 and 161,730 is: 242,595.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,973.52 : 907,460.28 = 161,730 : x
  2. Step 2: Convert to fraction form
    604,973.52/907,460.28 = 161,730/x
  3. Step 3: Cross multiply
    604,973.52x = 907,460.28 × 161,730
  4. Step 4: Simplify right side
    604,973.52x = 146,763,551,084.40
  5. Step 5: Solve for x
    x = 146,763,551,084.40/604,973.52
  6. Step 6: Final answer
    x = 242,595.00

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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.