Home / 558,161.93-770,254.67-303,510.89

Finding the Fourth Proportional to 558,161.93, 770,254.67 and 303,510.89

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Solution

The fourth proportional to 558,161.93, 770,254.67 and 303,510.89 is: 418,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,161.93 : 770,254.67 = 303,510.89 : x
  2. Step 2: Convert to fraction form
    558,161.93/770,254.67 = 303,510.89/x
  3. Step 3: Cross multiply
    558,161.93x = 770,254.67 × 303,510.89
  4. Step 4: Simplify right side
    558,161.93x = 233,780,677,325.86
  5. Step 5: Solve for x
    x = 233,780,677,325.86/558,161.93
  6. Step 6: Final answer
    x = 418,840.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.