Home / 858,060.40-1,184,123.76-476,087.68

Finding the Fourth Proportional to 858,060.40, 1,184,123.76 and 476,087.68

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Solution

The fourth proportional to 858,060.40, 1,184,123.76 and 476,087.68 is: 657,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,060.40 : 1,184,123.76 = 476,087.68 : x
  2. Step 2: Convert to fraction form
    858,060.40/1,184,123.76 = 476,087.68/x
  3. Step 3: Cross multiply
    858,060.40x = 1,184,123.76 × 476,087.68
  4. Step 4: Simplify right side
    858,060.40x = 563,746,733,731.28
  5. Step 5: Solve for x
    x = 563,746,733,731.28/858,060.40
  6. Step 6: Final answer
    x = 657,001.22

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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.