Home / 907,185.76-1,359,937.20-401,477.92

Finding the Fourth Proportional to 907,185.76, 1,359,937.20 and 401,477.92

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Solution

The fourth proportional to 907,185.76, 1,359,937.20 and 401,477.92 is: 601,844.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,185.76 : 1,359,937.20 = 401,477.92 : x
  2. Step 2: Convert to fraction form
    907,185.76/1,359,937.20 = 401,477.92/x
  3. Step 3: Cross multiply
    907,185.76x = 1,359,937.20 × 401,477.92
  4. Step 4: Simplify right side
    907,185.76x = 545,984,758,386.62
  5. Step 5: Solve for x
    x = 545,984,758,386.62/907,185.76
  6. Step 6: Final answer
    x = 601,844.50

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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.