Home / 760,214.05-1,140,321.04-349,841.93

Finding the Fourth Proportional to 760,214.05, 1,140,321.04 and 349,841.93

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Solution

The fourth proportional to 760,214.05, 1,140,321.04 and 349,841.93 is: 524,762.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,214.05 : 1,140,321.04 = 349,841.93 : x
  2. Step 2: Convert to fraction form
    760,214.05/1,140,321.04 = 349,841.93/x
  3. Step 3: Cross multiply
    760,214.05x = 1,140,321.04 × 349,841.93
  4. Step 4: Simplify right side
    760,214.05x = 398,932,106,877.00
  5. Step 5: Solve for x
    x = 398,932,106,877.00/760,214.05
  6. Step 6: Final answer
    x = 524,762.87

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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.