Home / 975,264.86-1,345,323.84-567,320.78

Finding the Fourth Proportional to 975,264.86, 1,345,323.84 and 567,320.78

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Solution

The fourth proportional to 975,264.86, 1,345,323.84 and 567,320.78 is: 782,587.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,264.86 : 1,345,323.84 = 567,320.78 : x
  2. Step 2: Convert to fraction form
    975,264.86/1,345,323.84 = 567,320.78/x
  3. Step 3: Cross multiply
    975,264.86x = 1,345,323.84 × 567,320.78
  4. Step 4: Simplify right side
    975,264.86x = 763,230,170,261.40
  5. Step 5: Solve for x
    x = 763,230,170,261.40/975,264.86
  6. Step 6: Final answer
    x = 782,587.58

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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.