Home / 719,373.57-1,078,826.74-239,472.47

Finding the Fourth Proportional to 719,373.57, 1,078,826.74 and 239,472.47

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Solution

The fourth proportional to 719,373.57, 1,078,826.74 and 239,472.47 is: 359,130.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,373.57 : 1,078,826.74 = 239,472.47 : x
  2. Step 2: Convert to fraction form
    719,373.57/1,078,826.74 = 239,472.47/x
  3. Step 3: Cross multiply
    719,373.57x = 1,078,826.74 × 239,472.47
  4. Step 4: Simplify right side
    719,373.57x = 258,349,298,735.71
  5. Step 5: Solve for x
    x = 258,349,298,735.71/719,373.57
  6. Step 6: Final answer
    x = 359,130.93

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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.