Home / 484,143-724,812.10-364,702.97

Finding the Fourth Proportional to 484,143, 724,812.10 and 364,702.97

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Solution

The fourth proportional to 484,143, 724,812.10 and 364,702.97 is: 545,998.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,143 : 724,812.10 = 364,702.97 : x
  2. Step 2: Convert to fraction form
    484,143/724,812.10 = 364,702.97/x
  3. Step 3: Cross multiply
    484,143x = 724,812.10 × 364,702.97
  4. Step 4: Simplify right side
    484,143x = 264,341,125,561.94
  5. Step 5: Solve for x
    x = 264,341,125,561.94/484,143
  6. Step 6: Final answer
    x = 545,998.03

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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.