Home / 953,695.61-1,430,258.07-313,881.24

Finding the Fourth Proportional to 953,695.61, 1,430,258.07 and 313,881.24

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Solution

The fourth proportional to 953,695.61, 1,430,258.07 and 313,881.24 is: 470,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,695.61 : 1,430,258.07 = 313,881.24 : x
  2. Step 2: Convert to fraction form
    953,695.61/1,430,258.07 = 313,881.24/x
  3. Step 3: Cross multiply
    953,695.61x = 1,430,258.07 × 313,881.24
  4. Step 4: Simplify right side
    953,695.61x = 448,931,176,531.61
  5. Step 5: Solve for x
    x = 448,931,176,531.61/953,695.61
  6. Step 6: Final answer
    x = 470,727.95

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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.