Home / 755,694.95-1,042,897.64-429,030.86

Finding the Fourth Proportional to 755,694.95, 1,042,897.64 and 429,030.86

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Solution

The fourth proportional to 755,694.95, 1,042,897.64 and 429,030.86 is: 592,084.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,694.95 : 1,042,897.64 = 429,030.86 : x
  2. Step 2: Convert to fraction form
    755,694.95/1,042,897.64 = 429,030.86/x
  3. Step 3: Cross multiply
    755,694.95x = 1,042,897.64 × 429,030.86
  4. Step 4: Simplify right side
    755,694.95x = 447,435,264,021.53
  5. Step 5: Solve for x
    x = 447,435,264,021.53/755,694.95
  6. Step 6: Final answer
    x = 592,084.50

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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.