Home / 572,178.30-858,486.15-563,211.60

Finding the Fourth Proportional to 572,178.30, 858,486.15 and 563,211.60

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Solution

The fourth proportional to 572,178.30, 858,486.15 and 563,211.60 is: 845,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,178.30 : 858,486.15 = 563,211.60 : x
  2. Step 2: Convert to fraction form
    572,178.30/858,486.15 = 563,211.60/x
  3. Step 3: Cross multiply
    572,178.30x = 858,486.15 × 563,211.60
  4. Step 4: Simplify right side
    572,178.30x = 483,509,358,119.34
  5. Step 5: Solve for x
    x = 483,509,358,119.34/572,178.30
  6. Step 6: Final answer
    x = 845,032.67

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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.