Home / 824,603.58-1,237,328.59-392,810.04

Finding the Fourth Proportional to 824,603.58, 1,237,328.59 and 392,810.04

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Solution

The fourth proportional to 824,603.58, 1,237,328.59 and 392,810.04 is: 589,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,603.58 : 1,237,328.59 = 392,810.04 : x
  2. Step 2: Convert to fraction form
    824,603.58/1,237,328.59 = 392,810.04/x
  3. Step 3: Cross multiply
    824,603.58x = 1,237,328.59 × 392,810.04
  4. Step 4: Simplify right side
    824,603.58x = 486,035,092,931.04
  5. Step 5: Solve for x
    x = 486,035,092,931.04/824,603.58
  6. Step 6: Final answer
    x = 589,416.67

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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.