Home / 971,903.67-1,341,493.80-564,136.89

Finding the Fourth Proportional to 971,903.67, 1,341,493.80 and 564,136.89

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Solution

The fourth proportional to 971,903.67, 1,341,493.80 and 564,136.89 is: 778,663.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,903.67 : 1,341,493.80 = 564,136.89 : x
  2. Step 2: Convert to fraction form
    971,903.67/1,341,493.80 = 564,136.89/x
  3. Step 3: Cross multiply
    971,903.67x = 1,341,493.80 × 564,136.89
  4. Step 4: Simplify right side
    971,903.67x = 756,786,140,286.28
  5. Step 5: Solve for x
    x = 756,786,140,286.28/971,903.67
  6. Step 6: Final answer
    x = 778,663.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.