Home / 754,752.24-1,041,303.60-428,029.92

Finding the Fourth Proportional to 754,752.24, 1,041,303.60 and 428,029.92

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Solution

The fourth proportional to 754,752.24, 1,041,303.60 and 428,029.92 is: 590,536.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,752.24 : 1,041,303.60 = 428,029.92 : x
  2. Step 2: Convert to fraction form
    754,752.24/1,041,303.60 = 428,029.92/x
  3. Step 3: Cross multiply
    754,752.24x = 1,041,303.60 × 428,029.92
  4. Step 4: Simplify right side
    754,752.24x = 445,709,096,603.71
  5. Step 5: Solve for x
    x = 445,709,096,603.71/754,752.24
  6. Step 6: Final answer
    x = 590,536.96

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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.