Home / 562,547.22-776,285.37-307,849.20

Finding the Fourth Proportional to 562,547.22, 776,285.37 and 307,849.20

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Solution

The fourth proportional to 562,547.22, 776,285.37 and 307,849.20 is: 424,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,547.22 : 776,285.37 = 307,849.20 : x
  2. Step 2: Convert to fraction form
    562,547.22/776,285.37 = 307,849.20/x
  3. Step 3: Cross multiply
    562,547.22x = 776,285.37 × 307,849.20
  4. Step 4: Simplify right side
    562,547.22x = 238,978,830,126.20
  5. Step 5: Solve for x
    x = 238,978,830,126.20/562,547.22
  6. Step 6: Final answer
    x = 424,815.59

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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.