Home / 631,120.10-947,136.86-246,925.76

Finding the Fourth Proportional to 631,120.10, 947,136.86 and 246,925.76

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Solution

The fourth proportional to 631,120.10, 947,136.86 and 246,925.76 is: 370,567.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,120.10 : 947,136.86 = 246,925.76 : x
  2. Step 2: Convert to fraction form
    631,120.10/947,136.86 = 246,925.76/x
  3. Step 3: Cross multiply
    631,120.10x = 947,136.86 × 246,925.76
  4. Step 4: Simplify right side
    631,120.10x = 233,872,488,979.51
  5. Step 5: Solve for x
    x = 233,872,488,979.51/631,120.10
  6. Step 6: Final answer
    x = 370,567.33

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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.