Home / 369,984.54-554,752.07-145,075.53

Finding the Fourth Proportional to 369,984.54, 554,752.07 and 145,075.53

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Solution

The fourth proportional to 369,984.54, 554,752.07 and 145,075.53 is: 217,525.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,984.54 : 554,752.07 = 145,075.53 : x
  2. Step 2: Convert to fraction form
    369,984.54/554,752.07 = 145,075.53/x
  3. Step 3: Cross multiply
    369,984.54x = 554,752.07 × 145,075.53
  4. Step 4: Simplify right side
    369,984.54x = 80,480,948,162.78
  5. Step 5: Solve for x
    x = 80,480,948,162.78/369,984.54
  6. Step 6: Final answer
    x = 217,525.17

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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.