Home / 456,300.08-684,547.80-136,477.04

Finding the Fourth Proportional to 456,300.08, 684,547.80 and 136,477.04

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Solution

The fourth proportional to 456,300.08, 684,547.80 and 136,477.04 is: 204,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,300.08 : 684,547.80 = 136,477.04 : x
  2. Step 2: Convert to fraction form
    456,300.08/684,547.80 = 136,477.04/x
  3. Step 3: Cross multiply
    456,300.08x = 684,547.80 × 136,477.04
  4. Step 4: Simplify right side
    456,300.08x = 93,425,057,482.51
  5. Step 5: Solve for x
    x = 93,425,057,482.51/456,300.08
  6. Step 6: Final answer
    x = 204,744.78

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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.