Home / 998,001.53-1,495,280.03-464,428.20

Finding the Fourth Proportional to 998,001.53, 1,495,280.03 and 464,428.20

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Solution

The fourth proportional to 998,001.53, 1,495,280.03 and 464,428.20 is: 695,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,001.53 : 1,495,280.03 = 464,428.20 : x
  2. Step 2: Convert to fraction form
    998,001.53/1,495,280.03 = 464,428.20/x
  3. Step 3: Cross multiply
    998,001.53x = 1,495,280.03 × 464,428.20
  4. Step 4: Simplify right side
    998,001.53x = 694,450,210,506.71
  5. Step 5: Solve for x
    x = 694,450,210,506.71/998,001.53
  6. Step 6: Final answer
    x = 695,840.83

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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.