Home / 916,226.51-1,264,349.93-508,324.01

Finding the Fourth Proportional to 916,226.51, 1,264,349.93 and 508,324.01

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Solution

The fourth proportional to 916,226.51, 1,264,349.93 and 508,324.01 is: 701,463.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,226.51 : 1,264,349.93 = 508,324.01 : x
  2. Step 2: Convert to fraction form
    916,226.51/1,264,349.93 = 508,324.01/x
  3. Step 3: Cross multiply
    916,226.51x = 1,264,349.93 × 508,324.01
  4. Step 4: Simplify right side
    916,226.51x = 642,699,417,597.45
  5. Step 5: Solve for x
    x = 642,699,417,597.45/916,226.51
  6. Step 6: Final answer
    x = 701,463.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.