Home / 760,135.07-1,048,914.96-514,620.39

Finding the Fourth Proportional to 760,135.07, 1,048,914.96 and 514,620.39

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Solution

The fourth proportional to 760,135.07, 1,048,914.96 and 514,620.39 is: 710,127.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,135.07 : 1,048,914.96 = 514,620.39 : x
  2. Step 2: Convert to fraction form
    760,135.07/1,048,914.96 = 514,620.39/x
  3. Step 3: Cross multiply
    760,135.07x = 1,048,914.96 × 514,620.39
  4. Step 4: Simplify right side
    760,135.07x = 539,793,025,792.03
  5. Step 5: Solve for x
    x = 539,793,025,792.03/760,135.07
  6. Step 6: Final answer
    x = 710,127.78

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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.