Home / 875,533.94-1,208,424.70-553,038.92

Finding the Fourth Proportional to 875,533.94, 1,208,424.70 and 553,038.92

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Solution

The fourth proportional to 875,533.94, 1,208,424.70 and 553,038.92 is: 763,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,533.94 : 1,208,424.70 = 553,038.92 : x
  2. Step 2: Convert to fraction form
    875,533.94/1,208,424.70 = 553,038.92/x
  3. Step 3: Cross multiply
    875,533.94x = 1,208,424.70 × 553,038.92
  4. Step 4: Simplify right side
    875,533.94x = 668,305,890,989.32
  5. Step 5: Solve for x
    x = 668,305,890,989.32/875,533.94
  6. Step 6: Final answer
    x = 763,312.37

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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.