Home / 632,488.15-872,840.52-346,002.08

Finding the Fourth Proportional to 632,488.15, 872,840.52 and 346,002.08

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Solution

The fourth proportional to 632,488.15, 872,840.52 and 346,002.08 is: 477,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,488.15 : 872,840.52 = 346,002.08 : x
  2. Step 2: Convert to fraction form
    632,488.15/872,840.52 = 346,002.08/x
  3. Step 3: Cross multiply
    632,488.15x = 872,840.52 × 346,002.08
  4. Step 4: Simplify right side
    632,488.15x = 302,004,637,610.38
  5. Step 5: Solve for x
    x = 302,004,637,610.38/632,488.15
  6. Step 6: Final answer
    x = 477,486.64

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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.