Home / 286,415.04-429,799.84-166,528.32

Finding the Fourth Proportional to 286,415.04, 429,799.84 and 166,528.32

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Solution

The fourth proportional to 286,415.04, 429,799.84 and 166,528.32 is: 249,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,415.04 : 429,799.84 = 166,528.32 : x
  2. Step 2: Convert to fraction form
    286,415.04/429,799.84 = 166,528.32/x
  3. Step 3: Cross multiply
    286,415.04x = 429,799.84 × 166,528.32
  4. Step 4: Simplify right side
    286,415.04x = 71,573,845,291.47
  5. Step 5: Solve for x
    x = 71,573,845,291.47/286,415.04
  6. Step 6: Final answer
    x = 249,895.55

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1.5x scale

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.