Home / 840,099.04-1,159,365.76-477,538.08

Finding the Fourth Proportional to 840,099.04, 1,159,365.76 and 477,538.08

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Solution

The fourth proportional to 840,099.04, 1,159,365.76 and 477,538.08 is: 659,019.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,099.04 : 1,159,365.76 = 477,538.08 : x
  2. Step 2: Convert to fraction form
    840,099.04/1,159,365.76 = 477,538.08/x
  3. Step 3: Cross multiply
    840,099.04x = 1,159,365.76 × 477,538.08
  4. Step 4: Simplify right side
    840,099.04x = 553,641,299,048.14
  5. Step 5: Solve for x
    x = 553,641,299,048.14/840,099.04
  6. Step 6: Final answer
    x = 659,019.08

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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.