Home / 1,023,685-1,412,681.32-564,828.13

Finding the Fourth Proportional to 1,023,685, 1,412,681.32 and 564,828.13

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Solution

The fourth proportional to 1,023,685, 1,412,681.32 and 564,828.13 is: 779,460.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,685 : 1,412,681.32 = 564,828.13 : x
  2. Step 2: Convert to fraction form
    1,023,685/1,412,681.32 = 564,828.13/x
  3. Step 3: Cross multiply
    1,023,685x = 1,412,681.32 × 564,828.13
  4. Step 4: Simplify right side
    1,023,685x = 797,922,148,261.53
  5. Step 5: Solve for x
    x = 797,922,148,261.53/1,023,685
  6. Step 6: Final answer
    x = 779,460.62

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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.