Home / 344,070.72-474,646.56-298,688.16

Finding the Fourth Proportional to 344,070.72, 474,646.56 and 298,688.16

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Solution

The fourth proportional to 344,070.72, 474,646.56 and 298,688.16 is: 412,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,070.72 : 474,646.56 = 298,688.16 : x
  2. Step 2: Convert to fraction form
    344,070.72/474,646.56 = 298,688.16/x
  3. Step 3: Cross multiply
    344,070.72x = 474,646.56 × 298,688.16
  4. Step 4: Simplify right side
    344,070.72x = 141,771,307,656.73
  5. Step 5: Solve for x
    x = 141,771,307,656.73/344,070.72
  6. Step 6: Final answer
    x = 412,041.19

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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.