Home / 658,444.49-986,904.32-302,711.93

Finding the Fourth Proportional to 658,444.49, 986,904.32 and 302,711.93

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Solution

The fourth proportional to 658,444.49, 986,904.32 and 302,711.93 is: 453,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,444.49 : 986,904.32 = 302,711.93 : x
  2. Step 2: Convert to fraction form
    658,444.49/986,904.32 = 302,711.93/x
  3. Step 3: Cross multiply
    658,444.49x = 986,904.32 × 302,711.93
  4. Step 4: Simplify right side
    658,444.49x = 298,747,704,984.46
  5. Step 5: Solve for x
    x = 298,747,704,984.46/658,444.49
  6. Step 6: Final answer
    x = 453,717.38

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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.