Home / 429,675.36-592,931.88-238,700.40

Finding the Fourth Proportional to 429,675.36, 592,931.88 and 238,700.40

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Solution

The fourth proportional to 429,675.36, 592,931.88 and 238,700.40 is: 329,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,675.36 : 592,931.88 = 238,700.40 : x
  2. Step 2: Convert to fraction form
    429,675.36/592,931.88 = 238,700.40/x
  3. Step 3: Cross multiply
    429,675.36x = 592,931.88 × 238,700.40
  4. Step 4: Simplify right side
    429,675.36x = 141,533,076,928.75
  5. Step 5: Solve for x
    x = 141,533,076,928.75/429,675.36
  6. Step 6: Final answer
    x = 329,395.38

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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.