Home / 798,486.79-1,101,928.45-435,925.93

Finding the Fourth Proportional to 798,486.79, 1,101,928.45 and 435,925.93

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Solution

The fourth proportional to 798,486.79, 1,101,928.45 and 435,925.93 is: 601,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,486.79 : 1,101,928.45 = 435,925.93 : x
  2. Step 2: Convert to fraction form
    798,486.79/1,101,928.45 = 435,925.93/x
  3. Step 3: Cross multiply
    798,486.79x = 1,101,928.45 × 435,925.93
  4. Step 4: Simplify right side
    798,486.79x = 480,359,184,359.71
  5. Step 5: Solve for x
    x = 480,359,184,359.71/798,486.79
  6. Step 6: Final answer
    x = 601,586.89

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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.