Home / 758,329.72-1,046,696.70-471,686.92

Finding the Fourth Proportional to 758,329.72, 1,046,696.70 and 471,686.92

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Solution

The fourth proportional to 758,329.72, 1,046,696.70 and 471,686.92 is: 651,053.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,329.72 : 1,046,696.70 = 471,686.92 : x
  2. Step 2: Convert to fraction form
    758,329.72/1,046,696.70 = 471,686.92/x
  3. Step 3: Cross multiply
    758,329.72x = 1,046,696.70 × 471,686.92
  4. Step 4: Simplify right side
    758,329.72x = 493,713,142,597.16
  5. Step 5: Solve for x
    x = 493,713,142,597.16/758,329.72
  6. Step 6: Final answer
    x = 651,053.40

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Double scale
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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.