Home / 829,465.79-1,242,205.76-473,400.32

Finding the Fourth Proportional to 829,465.79, 1,242,205.76 and 473,400.32

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Solution

The fourth proportional to 829,465.79, 1,242,205.76 and 473,400.32 is: 708,963.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,465.79 : 1,242,205.76 = 473,400.32 : x
  2. Step 2: Convert to fraction form
    829,465.79/1,242,205.76 = 473,400.32/x
  3. Step 3: Cross multiply
    829,465.79x = 1,242,205.76 × 473,400.32
  4. Step 4: Simplify right side
    829,465.79x = 588,060,595,711.81
  5. Step 5: Solve for x
    x = 588,060,595,711.81/829,465.79
  6. Step 6: Final answer
    x = 708,963.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.