Home / 648,872.04-973,307.85-472,501.42

Finding the Fourth Proportional to 648,872.04, 973,307.85 and 472,501.42

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Solution

The fourth proportional to 648,872.04, 973,307.85 and 472,501.42 is: 708,751.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,872.04 : 973,307.85 = 472,501.42 : x
  2. Step 2: Convert to fraction form
    648,872.04/973,307.85 = 472,501.42/x
  3. Step 3: Cross multiply
    648,872.04x = 973,307.85 × 472,501.42
  4. Step 4: Simplify right side
    648,872.04x = 459,889,341,222.15
  5. Step 5: Solve for x
    x = 459,889,341,222.15/648,872.04
  6. Step 6: Final answer
    x = 708,751.98

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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.