Home / 514,829.16-772,355.23-211,224.02

Finding the Fourth Proportional to 514,829.16, 772,355.23 and 211,224.02

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Solution

The fourth proportional to 514,829.16, 772,355.23 and 211,224.02 is: 316,881.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,829.16 : 772,355.23 = 211,224.02 : x
  2. Step 2: Convert to fraction form
    514,829.16/772,355.23 = 211,224.02/x
  3. Step 3: Cross multiply
    514,829.16x = 772,355.23 × 211,224.02
  4. Step 4: Simplify right side
    514,829.16x = 163,139,972,158.79
  5. Step 5: Solve for x
    x = 163,139,972,158.79/514,829.16
  6. Step 6: Final answer
    x = 316,881.76

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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.