Home / 765,283.06-1,057,547.15-573,964.30

Finding the Fourth Proportional to 765,283.06, 1,057,547.15 and 573,964.30

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Solution

The fourth proportional to 765,283.06, 1,057,547.15 and 573,964.30 is: 793,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,283.06 : 1,057,547.15 = 573,964.30 : x
  2. Step 2: Convert to fraction form
    765,283.06/1,057,547.15 = 573,964.30/x
  3. Step 3: Cross multiply
    765,283.06x = 1,057,547.15 × 573,964.30
  4. Step 4: Simplify right side
    765,283.06x = 606,994,309,666.75
  5. Step 5: Solve for x
    x = 606,994,309,666.75/765,283.06
  6. Step 6: Final answer
    x = 793,163.13

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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.