Home / 962,459.79-1,328,490.63-554,834.28

Finding the Fourth Proportional to 962,459.79, 1,328,490.63 and 554,834.28

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Solution

The fourth proportional to 962,459.79, 1,328,490.63 and 554,834.28 is: 765,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,459.79 : 1,328,490.63 = 554,834.28 : x
  2. Step 2: Convert to fraction form
    962,459.79/1,328,490.63 = 554,834.28/x
  3. Step 3: Cross multiply
    962,459.79x = 1,328,490.63 × 554,834.28
  4. Step 4: Simplify right side
    962,459.79x = 737,092,142,182.80
  5. Step 5: Solve for x
    x = 737,092,142,182.80/962,459.79
  6. Step 6: Final answer
    x = 765,842.01

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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.