Home / 875,829.42-1,208,644.07-473,421.42

Finding the Fourth Proportional to 875,829.42, 1,208,644.07 and 473,421.42

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Solution

The fourth proportional to 875,829.42, 1,208,644.07 and 473,421.42 is: 653,321.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,829.42 : 1,208,644.07 = 473,421.42 : x
  2. Step 2: Convert to fraction form
    875,829.42/1,208,644.07 = 473,421.42/x
  3. Step 3: Cross multiply
    875,829.42x = 1,208,644.07 × 473,421.42
  4. Step 4: Simplify right side
    875,829.42x = 572,197,989,526.87
  5. Step 5: Solve for x
    x = 572,197,989,526.87/875,829.42
  6. Step 6: Final answer
    x = 653,321.27

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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.