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Finding the Fourth Proportional to 357,666.60, 536,496.30 and 144,430.92

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Solution

The fourth proportional to 357,666.60, 536,496.30 and 144,430.92 is: 216,644.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,666.60 : 536,496.30 = 144,430.92 : x
  2. Step 2: Convert to fraction form
    357,666.60/536,496.30 = 144,430.92/x
  3. Step 3: Cross multiply
    357,666.60x = 536,496.30 × 144,430.92
  4. Step 4: Simplify right side
    357,666.60x = 77,486,654,185.60
  5. Step 5: Solve for x
    x = 77,486,654,185.60/357,666.60
  6. Step 6: Final answer
    x = 216,644.93

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1.5x scale

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.