Home / 875,897.53-1,208,653.08-508,317.50

Finding the Fourth Proportional to 875,897.53, 1,208,653.08 and 508,317.50

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Solution

The fourth proportional to 875,897.53, 1,208,653.08 and 508,317.50 is: 701,428.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,897.53 : 1,208,653.08 = 508,317.50 : x
  2. Step 2: Convert to fraction form
    875,897.53/1,208,653.08 = 508,317.50/x
  3. Step 3: Cross multiply
    875,897.53x = 1,208,653.08 × 508,317.50
  4. Step 4: Simplify right side
    875,897.53x = 614,379,513,108.34
  5. Step 5: Solve for x
    x = 614,379,513,108.34/875,897.53
  6. Step 6: Final answer
    x = 701,428.53

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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.