Home / 760,113.90-1,140,207.57-199,148.94

Finding the Fourth Proportional to 760,113.90, 1,140,207.57 and 199,148.94

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Solution

The fourth proportional to 760,113.90, 1,140,207.57 and 199,148.94 is: 298,733.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,113.90 : 1,140,207.57 = 199,148.94 : x
  2. Step 2: Convert to fraction form
    760,113.90/1,140,207.57 = 199,148.94/x
  3. Step 3: Cross multiply
    760,113.90x = 1,140,207.57 × 199,148.94
  4. Step 4: Simplify right side
    760,113.90x = 227,071,128,945.48
  5. Step 5: Solve for x
    x = 227,071,128,945.48/760,113.90
  6. Step 6: Final answer
    x = 298,733.03

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1.5x scale

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.