Home / 314,988.20-472,482.30-236,256.20

Finding the Fourth Proportional to 314,988.20, 472,482.30 and 236,256.20

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Solution

The fourth proportional to 314,988.20, 472,482.30 and 236,256.20 is: 354,384.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,988.20 : 472,482.30 = 236,256.20 : x
  2. Step 2: Convert to fraction form
    314,988.20/472,482.30 = 236,256.20/x
  3. Step 3: Cross multiply
    314,988.20x = 472,482.30 × 236,256.20
  4. Step 4: Simplify right side
    314,988.20x = 111,626,872,765.26
  5. Step 5: Solve for x
    x = 111,626,872,765.26/314,988.20
  6. Step 6: Final answer
    x = 354,384.30

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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.