Home / 836,875.73-1,155,014.75-510,378.19

Finding the Fourth Proportional to 836,875.73, 1,155,014.75 and 510,378.19

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Solution

The fourth proportional to 836,875.73, 1,155,014.75 and 510,378.19 is: 704,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,875.73 : 1,155,014.75 = 510,378.19 : x
  2. Step 2: Convert to fraction form
    836,875.73/1,155,014.75 = 510,378.19/x
  3. Step 3: Cross multiply
    836,875.73x = 1,155,014.75 × 510,378.19
  4. Step 4: Simplify right side
    836,875.73x = 589,494,335,916.71
  5. Step 5: Solve for x
    x = 589,494,335,916.71/836,875.73
  6. Step 6: Final answer
    x = 704,398.89

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1.5x scale

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.