Home / 630,894-946,335.72-157,576.16

Finding the Fourth Proportional to 630,894, 946,335.72 and 157,576.16

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Solution

The fourth proportional to 630,894, 946,335.72 and 157,576.16 is: 236,362.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,894 : 946,335.72 = 157,576.16 : x
  2. Step 2: Convert to fraction form
    630,894/946,335.72 = 157,576.16/x
  3. Step 3: Cross multiply
    630,894x = 946,335.72 × 157,576.16
  4. Step 4: Simplify right side
    630,894x = 149,119,948,828.44
  5. Step 5: Solve for x
    x = 149,119,948,828.44/630,894
  6. Step 6: Final answer
    x = 236,362.92

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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.