Home / 907,722.74-1,360,953.54-402,008.12

Finding the Fourth Proportional to 907,722.74, 1,360,953.54 and 402,008.12

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Solution

The fourth proportional to 907,722.74, 1,360,953.54 and 402,008.12 is: 602,732.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,722.74 : 1,360,953.54 = 402,008.12 : x
  2. Step 2: Convert to fraction form
    907,722.74/1,360,953.54 = 402,008.12/x
  3. Step 3: Cross multiply
    907,722.74x = 1,360,953.54 × 402,008.12
  4. Step 4: Simplify right side
    907,722.74x = 547,114,374,022.75
  5. Step 5: Solve for x
    x = 547,114,374,022.75/907,722.74
  6. Step 6: Final answer
    x = 602,732.92

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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.