Home / 370,021.32-510,632.27-217,062.03

Finding the Fourth Proportional to 370,021.32, 510,632.27 and 217,062.03

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Solution

The fourth proportional to 370,021.32, 510,632.27 and 217,062.03 is: 299,547.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,021.32 : 510,632.27 = 217,062.03 : x
  2. Step 2: Convert to fraction form
    370,021.32/510,632.27 = 217,062.03/x
  3. Step 3: Cross multiply
    370,021.32x = 510,632.27 × 217,062.03
  4. Step 4: Simplify right side
    370,021.32x = 110,838,876,024.40
  5. Step 5: Solve for x
    x = 110,838,876,024.40/370,021.32
  6. Step 6: Final answer
    x = 299,547.27

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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.