Home / 935,017.20-1,402,598.70-402,555.60

Finding the Fourth Proportional to 935,017.20, 1,402,598.70 and 402,555.60

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Solution

The fourth proportional to 935,017.20, 1,402,598.70 and 402,555.60 is: 603,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,017.20 : 1,402,598.70 = 402,555.60 : x
  2. Step 2: Convert to fraction form
    935,017.20/1,402,598.70 = 402,555.60/x
  3. Step 3: Cross multiply
    935,017.20x = 1,402,598.70 × 402,555.60
  4. Step 4: Simplify right side
    935,017.20x = 564,623,961,237.72
  5. Step 5: Solve for x
    x = 564,623,961,237.72/935,017.20
  6. Step 6: Final answer
    x = 603,864.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.