Home / 875,550.40-1,208,256.96-473,142.40

Finding the Fourth Proportional to 875,550.40, 1,208,256.96 and 473,142.40

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Solution

The fourth proportional to 875,550.40, 1,208,256.96 and 473,142.40 is: 652,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,550.40 : 1,208,256.96 = 473,142.40 : x
  2. Step 2: Convert to fraction form
    875,550.40/1,208,256.96 = 473,142.40/x
  3. Step 3: Cross multiply
    875,550.40x = 1,208,256.96 × 473,142.40
  4. Step 4: Simplify right side
    875,550.40x = 571,677,597,871.10
  5. Step 5: Solve for x
    x = 571,677,597,871.10/875,550.40
  6. Step 6: Final answer
    x = 652,935.11

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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.