Home / 841,492.64-1,161,359.16-473,981.78

Finding the Fourth Proportional to 841,492.64, 1,161,359.16 and 473,981.78

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Solution

The fourth proportional to 841,492.64, 1,161,359.16 and 473,981.78 is: 654,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,492.64 : 1,161,359.16 = 473,981.78 : x
  2. Step 2: Convert to fraction form
    841,492.64/1,161,359.16 = 473,981.78/x
  3. Step 3: Cross multiply
    841,492.64x = 1,161,359.16 × 473,981.78
  4. Step 4: Simplify right side
    841,492.64x = 550,463,081,876.11
  5. Step 5: Solve for x
    x = 550,463,081,876.11/841,492.64
  6. Step 6: Final answer
    x = 654,150.80

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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.