Home / 788,845.92-1,088,386.92-531,086.10

Finding the Fourth Proportional to 788,845.92, 1,088,386.92 and 531,086.10

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Solution

The fourth proportional to 788,845.92, 1,088,386.92 and 531,086.10 is: 732,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,845.92 : 1,088,386.92 = 531,086.10 : x
  2. Step 2: Convert to fraction form
    788,845.92/1,088,386.92 = 531,086.10/x
  3. Step 3: Cross multiply
    788,845.92x = 1,088,386.92 × 531,086.10
  4. Step 4: Simplify right side
    788,845.92x = 578,027,164,633.81
  5. Step 5: Solve for x
    x = 578,027,164,633.81/788,845.92
  6. Step 6: Final answer
    x = 732,750.40

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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.