Home / 830,075.52-1,243,117.26-474,010.32

Finding the Fourth Proportional to 830,075.52, 1,243,117.26 and 474,010.32

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Solution

The fourth proportional to 830,075.52, 1,243,117.26 and 474,010.32 is: 709,875.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,075.52 : 1,243,117.26 = 474,010.32 : x
  2. Step 2: Convert to fraction form
    830,075.52/1,243,117.26 = 474,010.32/x
  3. Step 3: Cross multiply
    830,075.52x = 1,243,117.26 × 474,010.32
  4. Step 4: Simplify right side
    830,075.52x = 589,250,410,210.12
  5. Step 5: Solve for x
    x = 589,250,410,210.12/830,075.52
  6. Step 6: Final answer
    x = 709,875.66

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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.