Home / 865,465.98-1,297,038.54-673,572.12

Finding the Fourth Proportional to 865,465.98, 1,297,038.54 and 673,572.12

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Solution

The fourth proportional to 865,465.98, 1,297,038.54 and 673,572.12 is: 1,009,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,465.98 : 1,297,038.54 = 673,572.12 : x
  2. Step 2: Convert to fraction form
    865,465.98/1,297,038.54 = 673,572.12/x
  3. Step 3: Cross multiply
    865,465.98x = 1,297,038.54 × 673,572.12
  4. Step 4: Simplify right side
    865,465.98x = 873,648,999,109.51
  5. Step 5: Solve for x
    x = 873,648,999,109.51/865,465.98
  6. Step 6: Final answer
    x = 1,009,455.04

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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.