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Finding the Fourth Proportional to 598,031.61, 897,068.63 and 148,754.80

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Solution

The fourth proportional to 598,031.61, 897,068.63 and 148,754.80 is: 223,137.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,031.61 : 897,068.63 = 148,754.80 : x
  2. Step 2: Convert to fraction form
    598,031.61/897,068.63 = 148,754.80/x
  3. Step 3: Cross multiply
    598,031.61x = 897,068.63 × 148,754.80
  4. Step 4: Simplify right side
    598,031.61x = 133,443,264,641.92
  5. Step 5: Solve for x
    x = 133,443,264,641.92/598,031.61
  6. Step 6: Final answer
    x = 223,137.48

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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.