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Finding the Fourth Proportional to 592,953.60, 889,430.40 and 149,721.60

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Solution

The fourth proportional to 592,953.60, 889,430.40 and 149,721.60 is: 224,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,953.60 : 889,430.40 = 149,721.60 : x
  2. Step 2: Convert to fraction form
    592,953.60/889,430.40 = 149,721.60/x
  3. Step 3: Cross multiply
    592,953.60x = 889,430.40 × 149,721.60
  4. Step 4: Simplify right side
    592,953.60x = 133,166,942,576.64
  5. Step 5: Solve for x
    x = 133,166,942,576.64/592,953.60
  6. Step 6: Final answer
    x = 224,582.40

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Double scale
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Similar ratio
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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.