Home / 760,291.41-1,138,508.46-456,497.98

Finding the Fourth Proportional to 760,291.41, 1,138,508.46 and 456,497.98

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Solution

The fourth proportional to 760,291.41, 1,138,508.46 and 456,497.98 is: 683,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,291.41 : 1,138,508.46 = 456,497.98 : x
  2. Step 2: Convert to fraction form
    760,291.41/1,138,508.46 = 456,497.98/x
  3. Step 3: Cross multiply
    760,291.41x = 1,138,508.46 × 456,497.98
  4. Step 4: Simplify right side
    760,291.41x = 519,726,809,356.64
  5. Step 5: Solve for x
    x = 519,726,809,356.64/760,291.41
  6. Step 6: Final answer
    x = 683,588.95

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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.