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Finding the Fourth Proportional to 507,386.22, 700,184.14 and 277,948.06

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Solution

The fourth proportional to 507,386.22, 700,184.14 and 277,948.06 is: 383,563.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,386.22 : 700,184.14 = 277,948.06 : x
  2. Step 2: Convert to fraction form
    507,386.22/700,184.14 = 277,948.06/x
  3. Step 3: Cross multiply
    507,386.22x = 700,184.14 × 277,948.06
  4. Step 4: Simplify right side
    507,386.22x = 194,614,823,355.77
  5. Step 5: Solve for x
    x = 194,614,823,355.77/507,386.22
  6. Step 6: Final answer
    x = 383,563.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.