Home / 415,830.21-573,844.95-234,541.59

Finding the Fourth Proportional to 415,830.21, 573,844.95 and 234,541.59

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Solution

The fourth proportional to 415,830.21, 573,844.95 and 234,541.59 is: 323,666.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,830.21 : 573,844.95 = 234,541.59 : x
  2. Step 2: Convert to fraction form
    415,830.21/573,844.95 = 234,541.59/x
  3. Step 3: Cross multiply
    415,830.21x = 573,844.95 × 234,541.59
  4. Step 4: Simplify right side
    415,830.21x = 134,590,506,986.47
  5. Step 5: Solve for x
    x = 134,590,506,986.47/415,830.21
  6. Step 6: Final answer
    x = 323,666.98

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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.