Home / 993,557.52-1,490,349.24-432,570.96

Finding the Fourth Proportional to 993,557.52, 1,490,349.24 and 432,570.96

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Solution

The fourth proportional to 993,557.52, 1,490,349.24 and 432,570.96 is: 648,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,557.52 : 1,490,349.24 = 432,570.96 : x
  2. Step 2: Convert to fraction form
    993,557.52/1,490,349.24 = 432,570.96/x
  3. Step 3: Cross multiply
    993,557.52x = 1,490,349.24 × 432,570.96
  4. Step 4: Simplify right side
    993,557.52x = 644,681,801,482.07
  5. Step 5: Solve for x
    x = 644,681,801,482.07/993,557.52
  6. Step 6: Final answer
    x = 648,862.08

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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.