Home / 514,258.36-771,885.09-248,206.16

Finding the Fourth Proportional to 514,258.36, 771,885.09 and 248,206.16

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Solution

The fourth proportional to 514,258.36, 771,885.09 and 248,206.16 is: 372,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,258.36 : 771,885.09 = 248,206.16 : x
  2. Step 2: Convert to fraction form
    514,258.36/771,885.09 = 248,206.16/x
  3. Step 3: Cross multiply
    514,258.36x = 771,885.09 × 248,206.16
  4. Step 4: Simplify right side
    514,258.36x = 191,586,636,079.87
  5. Step 5: Solve for x
    x = 191,586,636,079.87/514,258.36
  6. Step 6: Final answer
    x = 372,549.39

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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.