Home / 558,503.20-837,754.80-334,554.40

Finding the Fourth Proportional to 558,503.20, 837,754.80 and 334,554.40

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Solution

The fourth proportional to 558,503.20, 837,754.80 and 334,554.40 is: 501,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,503.20 : 837,754.80 = 334,554.40 : x
  2. Step 2: Convert to fraction form
    558,503.20/837,754.80 = 334,554.40/x
  3. Step 3: Cross multiply
    558,503.20x = 837,754.80 × 334,554.40
  4. Step 4: Simplify right side
    558,503.20x = 280,274,554,461.12
  5. Step 5: Solve for x
    x = 280,274,554,461.12/558,503.20
  6. Step 6: Final answer
    x = 501,831.60

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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.