Home / 501,966.60-753,533.10-302,512.20

Finding the Fourth Proportional to 501,966.60, 753,533.10 and 302,512.20

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Solution

The fourth proportional to 501,966.60, 753,533.10 and 302,512.20 is: 454,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,966.60 : 753,533.10 = 302,512.20 : x
  2. Step 2: Convert to fraction form
    501,966.60/753,533.10 = 302,512.20/x
  3. Step 3: Cross multiply
    501,966.60x = 753,533.10 × 302,512.20
  4. Step 4: Simplify right side
    501,966.60x = 227,952,955,853.82
  5. Step 5: Solve for x
    x = 227,952,955,853.82/501,966.60
  6. Step 6: Final answer
    x = 454,119.77

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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.