Home / 837,035.10-1,155,094.74-455,071.50

Finding the Fourth Proportional to 837,035.10, 1,155,094.74 and 455,071.50

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Solution

The fourth proportional to 837,035.10, 1,155,094.74 and 455,071.50 is: 627,991.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,035.10 : 1,155,094.74 = 455,071.50 : x
  2. Step 2: Convert to fraction form
    837,035.10/1,155,094.74 = 455,071.50/x
  3. Step 3: Cross multiply
    837,035.10x = 1,155,094.74 × 455,071.50
  4. Step 4: Simplify right side
    837,035.10x = 525,650,695,973.91
  5. Step 5: Solve for x
    x = 525,650,695,973.91/837,035.10
  6. Step 6: Final answer
    x = 627,991.22

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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.