Home / 971,192.80-1,455,622.80-497,634.40

Finding the Fourth Proportional to 971,192.80, 1,455,622.80 and 497,634.40

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Solution

The fourth proportional to 971,192.80, 1,455,622.80 and 497,634.40 is: 745,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,192.80 : 1,455,622.80 = 497,634.40 : x
  2. Step 2: Convert to fraction form
    971,192.80/1,455,622.80 = 497,634.40/x
  3. Step 3: Cross multiply
    971,192.80x = 1,455,622.80 × 497,634.40
  4. Step 4: Simplify right side
    971,192.80x = 724,367,978,704.32
  5. Step 5: Solve for x
    x = 724,367,978,704.32/971,192.80
  6. Step 6: Final answer
    x = 745,853.94

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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.