Home / 651,724.47-976,686.85-470,364.08

Finding the Fourth Proportional to 651,724.47, 976,686.85 and 470,364.08

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Solution

The fourth proportional to 651,724.47, 976,686.85 and 470,364.08 is: 704,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,724.47 : 976,686.85 = 470,364.08 : x
  2. Step 2: Convert to fraction form
    651,724.47/976,686.85 = 470,364.08/x
  3. Step 3: Cross multiply
    651,724.47x = 976,686.85 × 470,364.08
  4. Step 4: Simplify right side
    651,724.47x = 459,398,412,914.16
  5. Step 5: Solve for x
    x = 459,398,412,914.16/651,724.47
  6. Step 6: Final answer
    x = 704,896.68

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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.