Home / 369,320.04-553,782.96-191,648.16

Finding the Fourth Proportional to 369,320.04, 553,782.96 and 191,648.16

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Solution

The fourth proportional to 369,320.04, 553,782.96 and 191,648.16 is: 287,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,320.04 : 553,782.96 = 191,648.16 : x
  2. Step 2: Convert to fraction form
    369,320.04/553,782.96 = 191,648.16/x
  3. Step 3: Cross multiply
    369,320.04x = 553,782.96 × 191,648.16
  4. Step 4: Simplify right side
    369,320.04x = 106,131,485,323.35
  5. Step 5: Solve for x
    x = 106,131,485,323.35/369,320.04
  6. Step 6: Final answer
    x = 287,369.96

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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.