Home / 971,357.70-1,457,036.55-965,136.90

Finding the Fourth Proportional to 971,357.70, 1,457,036.55 and 965,136.90

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Solution

The fourth proportional to 971,357.70, 1,457,036.55 and 965,136.90 is: 1,447,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,357.70 : 1,457,036.55 = 965,136.90 : x
  2. Step 2: Convert to fraction form
    971,357.70/1,457,036.55 = 965,136.90/x
  3. Step 3: Cross multiply
    971,357.70x = 1,457,036.55 × 965,136.90
  4. Step 4: Simplify right side
    971,357.70x = 1,406,239,739,053.70
  5. Step 5: Solve for x
    x = 1,406,239,739,053.70/971,357.70
  6. Step 6: Final answer
    x = 1,447,705.35

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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.