Home / 463,547.77-695,430.09-143,682.89

Finding the Fourth Proportional to 463,547.77, 695,430.09 and 143,682.89

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Solution

The fourth proportional to 463,547.77, 695,430.09 and 143,682.89 is: 215,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,547.77 : 695,430.09 = 143,682.89 : x
  2. Step 2: Convert to fraction form
    463,547.77/695,430.09 = 143,682.89/x
  3. Step 3: Cross multiply
    463,547.77x = 695,430.09 × 143,682.89
  4. Step 4: Simplify right side
    463,547.77x = 99,921,401,647.01
  5. Step 5: Solve for x
    x = 99,921,401,647.01/463,547.77
  6. Step 6: Final answer
    x = 215,557.94

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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.