Home / 971,308.20-1,456,962.30-965,087.40

Finding the Fourth Proportional to 971,308.20, 1,456,962.30 and 965,087.40

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Solution

The fourth proportional to 971,308.20, 1,456,962.30 and 965,087.40 is: 1,447,631.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,308.20 : 1,456,962.30 = 965,087.40 : x
  2. Step 2: Convert to fraction form
    971,308.20/1,456,962.30 = 965,087.40/x
  3. Step 3: Cross multiply
    971,308.20x = 1,456,962.30 × 965,087.40
  4. Step 4: Simplify right side
    971,308.20x = 1,406,095,958,005.02
  5. Step 5: Solve for x
    x = 1,406,095,958,005.02/971,308.20
  6. Step 6: Final answer
    x = 1,447,631.10

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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.