Home / 761,848.37-1,051,457.84-471,553.04

Finding the Fourth Proportional to 761,848.37, 1,051,457.84 and 471,553.04

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Solution

The fourth proportional to 761,848.37, 1,051,457.84 and 471,553.04 is: 650,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,848.37 : 1,051,457.84 = 471,553.04 : x
  2. Step 2: Convert to fraction form
    761,848.37/1,051,457.84 = 471,553.04/x
  3. Step 3: Cross multiply
    761,848.37x = 1,051,457.84 × 471,553.04
  4. Step 4: Simplify right side
    761,848.37x = 495,818,144,691.36
  5. Step 5: Solve for x
    x = 495,818,144,691.36/761,848.37
  6. Step 6: Final answer
    x = 650,809.49

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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.