Home / 426,916.65-589,146.81-233,328.27

Finding the Fourth Proportional to 426,916.65, 589,146.81 and 233,328.27

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Solution

The fourth proportional to 426,916.65, 589,146.81 and 233,328.27 is: 321,994.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,916.65 : 589,146.81 = 233,328.27 : x
  2. Step 2: Convert to fraction form
    426,916.65/589,146.81 = 233,328.27/x
  3. Step 3: Cross multiply
    426,916.65x = 589,146.81 × 233,328.27
  4. Step 4: Simplify right side
    426,916.65x = 137,464,605,953.32
  5. Step 5: Solve for x
    x = 137,464,605,953.32/426,916.65
  6. Step 6: Final answer
    x = 321,994.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.