Home / 756,829.98-1,135,547.91-307,585.35

Finding the Fourth Proportional to 756,829.98, 1,135,547.91 and 307,585.35

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Solution

The fourth proportional to 756,829.98, 1,135,547.91 and 307,585.35 is: 461,501.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,829.98 : 1,135,547.91 = 307,585.35 : x
  2. Step 2: Convert to fraction form
    756,829.98/1,135,547.91 = 307,585.35/x
  3. Step 3: Cross multiply
    756,829.98x = 1,135,547.91 × 307,585.35
  4. Step 4: Simplify right side
    756,829.98x = 349,277,901,339.12
  5. Step 5: Solve for x
    x = 349,277,901,339.12/756,829.98
  6. Step 6: Final answer
    x = 461,501.14

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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.