Home / 346,031.04-477,522.88-195,128.08

Finding the Fourth Proportional to 346,031.04, 477,522.88 and 195,128.08

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Solution

The fourth proportional to 346,031.04, 477,522.88 and 195,128.08 is: 269,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,031.04 : 477,522.88 = 195,128.08 : x
  2. Step 2: Convert to fraction form
    346,031.04/477,522.88 = 195,128.08/x
  3. Step 3: Cross multiply
    346,031.04x = 477,522.88 × 195,128.08
  4. Step 4: Simplify right side
    346,031.04x = 93,178,122,730.47
  5. Step 5: Solve for x
    x = 93,178,122,730.47/346,031.04
  6. Step 6: Final answer
    x = 269,276.78

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1.5x scale

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.