Home / 673,981.50-930,095.28-372,175.50

Finding the Fourth Proportional to 673,981.50, 930,095.28 and 372,175.50

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Solution

The fourth proportional to 673,981.50, 930,095.28 and 372,175.50 is: 513,602.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,981.50 : 930,095.28 = 372,175.50 : x
  2. Step 2: Convert to fraction form
    673,981.50/930,095.28 = 372,175.50/x
  3. Step 3: Cross multiply
    673,981.50x = 930,095.28 × 372,175.50
  4. Step 4: Simplify right side
    673,981.50x = 346,158,675,881.64
  5. Step 5: Solve for x
    x = 346,158,675,881.64/673,981.50
  6. Step 6: Final answer
    x = 513,602.64

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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.