Home / 907,484.55-1,362,068.47-458,520.71

Finding the Fourth Proportional to 907,484.55, 1,362,068.47 and 458,520.71

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Solution

The fourth proportional to 907,484.55, 1,362,068.47 and 458,520.71 is: 688,206.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,484.55 : 1,362,068.47 = 458,520.71 : x
  2. Step 2: Convert to fraction form
    907,484.55/1,362,068.47 = 458,520.71/x
  3. Step 3: Cross multiply
    907,484.55x = 1,362,068.47 × 458,520.71
  4. Step 4: Simplify right side
    907,484.55x = 624,536,595,695.82
  5. Step 5: Solve for x
    x = 624,536,595,695.82/907,484.55
  6. Step 6: Final answer
    x = 688,206.32

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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.