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Finding the Fourth Proportional to 334,461.47, 501,768.81 and 144,953.63

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Solution

The fourth proportional to 334,461.47, 501,768.81 and 144,953.63 is: 217,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,461.47 : 501,768.81 = 144,953.63 : x
  2. Step 2: Convert to fraction form
    334,461.47/501,768.81 = 144,953.63/x
  3. Step 3: Cross multiply
    334,461.47x = 501,768.81 × 144,953.63
  4. Step 4: Simplify right side
    334,461.47x = 72,733,210,430.28
  5. Step 5: Solve for x
    x = 72,733,210,430.28/334,461.47
  6. Step 6: Final answer
    x = 217,463.65

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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.