Home / 369,210.22-554,033.36-155,964.35

Finding the Fourth Proportional to 369,210.22, 554,033.36 and 155,964.35

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Solution

The fourth proportional to 369,210.22, 554,033.36 and 155,964.35 is: 234,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,210.22 : 554,033.36 = 155,964.35 : x
  2. Step 2: Convert to fraction form
    369,210.22/554,033.36 = 155,964.35/x
  3. Step 3: Cross multiply
    369,210.22x = 554,033.36 × 155,964.35
  4. Step 4: Simplify right side
    369,210.22x = 86,409,454,645.71
  5. Step 5: Solve for x
    x = 86,409,454,645.71/369,210.22
  6. Step 6: Final answer
    x = 234,038.63

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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.