Home / 915,892.24-1,264,082.59-508,125.45

Finding the Fourth Proportional to 915,892.24, 1,264,082.59 and 508,125.45

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Solution

The fourth proportional to 915,892.24, 1,264,082.59 and 508,125.45 is: 701,297.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,892.24 : 1,264,082.59 = 508,125.45 : x
  2. Step 2: Convert to fraction form
    915,892.24/1,264,082.59 = 508,125.45/x
  3. Step 3: Cross multiply
    915,892.24x = 1,264,082.59 × 508,125.45
  4. Step 4: Simplify right side
    915,892.24x = 642,312,528,870.29
  5. Step 5: Solve for x
    x = 642,312,528,870.29/915,892.24
  6. Step 6: Final answer
    x = 701,297.06

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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.