Home / 977,724.18-1,467,006.64-472,664.93

Finding the Fourth Proportional to 977,724.18, 1,467,006.64 and 472,664.93

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Solution

The fourth proportional to 977,724.18, 1,467,006.64 and 472,664.93 is: 709,200.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,724.18 : 1,467,006.64 = 472,664.93 : x
  2. Step 2: Convert to fraction form
    977,724.18/1,467,006.64 = 472,664.93/x
  3. Step 3: Cross multiply
    977,724.18x = 1,467,006.64 × 472,664.93
  4. Step 4: Simplify right side
    977,724.18x = 693,402,590,805.14
  5. Step 5: Solve for x
    x = 693,402,590,805.14/977,724.18
  6. Step 6: Final answer
    x = 709,200.62

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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.