Home / 899,004.18-1,348,703.22-338,038.68

Finding the Fourth Proportional to 899,004.18, 1,348,703.22 and 338,038.68

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Solution

The fourth proportional to 899,004.18, 1,348,703.22 and 338,038.68 is: 507,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,004.18 : 1,348,703.22 = 338,038.68 : x
  2. Step 2: Convert to fraction form
    899,004.18/1,348,703.22 = 338,038.68/x
  3. Step 3: Cross multiply
    899,004.18x = 1,348,703.22 × 338,038.68
  4. Step 4: Simplify right side
    899,004.18x = 455,913,856,200.55
  5. Step 5: Solve for x
    x = 455,913,856,200.55/899,004.18
  6. Step 6: Final answer
    x = 507,132.08

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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.