Home / 875,307.70-1,312,961.55-501,022.90

Finding the Fourth Proportional to 875,307.70, 1,312,961.55 and 501,022.90

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Solution

The fourth proportional to 875,307.70, 1,312,961.55 and 501,022.90 is: 751,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,307.70 : 1,312,961.55 = 501,022.90 : x
  2. Step 2: Convert to fraction form
    875,307.70/1,312,961.55 = 501,022.90/x
  3. Step 3: Cross multiply
    875,307.70x = 1,312,961.55 × 501,022.90
  4. Step 4: Simplify right side
    875,307.70x = 657,823,803,369.50
  5. Step 5: Solve for x
    x = 657,823,803,369.50/875,307.70
  6. Step 6: Final answer
    x = 751,534.35

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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.