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Finding the Fourth Proportional to 508,283.19, 762,430.24 and 153,300.28

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Solution

The fourth proportional to 508,283.19, 762,430.24 and 153,300.28 is: 229,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,283.19 : 762,430.24 = 153,300.28 : x
  2. Step 2: Convert to fraction form
    508,283.19/762,430.24 = 153,300.28/x
  3. Step 3: Cross multiply
    508,283.19x = 762,430.24 × 153,300.28
  4. Step 4: Simplify right side
    508,283.19x = 116,880,769,272.47
  5. Step 5: Solve for x
    x = 116,880,769,272.47/508,283.19
  6. Step 6: Final answer
    x = 229,952.07

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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.